Calculating contribution of Percentages

mattalin

Board Regular
Joined
Mar 18, 2003
Messages
89
I am working with calculations that result in percentages (Rate = Commission / Sales) based on sales and commission for several products.


  1. I would like to take the results one step further by determining the contribution that each product makes to the total rate, i.e. I need to be able to calculate a rate for each product that adds up to the total rate (9.4% for Budget, 8.5% for Actual).
  2. Additionally, I'm looking to determine the contribution of the variance between the budgeted and actual rates against the total variance - assume I can simply subtract the budget from the actual results from #1.

I've been struggling to find the appropriate equation to accurately calculate the contribution percentages, yellow-shaded cells.

Below is an example of data:


<tbody>
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]

[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, colspan: 3, align: center"] Budget
[/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, colspan: 3, align: center"] Actual
[/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: center"] B/(W)
[/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, colspan: 3, align: center"] Contribution Rate Variance
[/TD]

[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] Sales [/TD]
[TD="bgcolor: #FFFFFF, align: right"] Commission [/TD]
[TD="bgcolor: #FFFFFF, align: right"] Rate [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] Sales [/TD]
[TD="bgcolor: #FFFFFF, align: right"] Commission [/TD]
[TD="bgcolor: #FFFFFF, align: right"] Rate [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] Rate [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] Budget* [/TD]
[TD="bgcolor: #FFFFFF, align: right"] Actual* [/TD]
[TD="bgcolor: #FFFFFF, align: right"] B/(W) [/TD]

[TD="bgcolor: #FFFFFF"] Product A [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $1,000 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $120 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 12.0% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] $1,000 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $100 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 10.0% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] (2.0%) [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] 0.0% [/TD]

[TD="bgcolor: #FFFFFF"] Product B [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $750 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $45 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 6.0% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] $750 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $50 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 6.7% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] 0.7% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] 0.0% [/TD]

[TD="bgcolor: #FFFFFF"] Product C [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $1,200 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $144 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 12.0% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] $1,200 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $125 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 10.4% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] (1.6%) [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] 0.0% [/TD]

[TD="bgcolor: #FFFFFF"] Product D [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $800 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $56 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 7.0% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] $800 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $50 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 6.3% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] (0.8%) [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] 0.0% [/TD]

[TD="bgcolor: #FFFFFF"] Product E [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $900 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $72 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 8.0% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] $900 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $70 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 7.8% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] (0.2%) [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFE699, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] 0.0% [/TD]

[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] $4,650 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $437 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 9.4% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] $4,650 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] $395 [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 8.5% [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] (0.9%) [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"] 9.4% [/TD]
[TD="bgcolor: #FFFFFF, align: right"] 8.5% [/TD]
[TD="bgcolor: #FFFFFF, align: right"] (0.9%) [/TD]

[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]

[TD="bgcolor: #D9E1F2"] Sum of Rate column: [/TD]
[TD="bgcolor: #D9E1F2, align: right"][/TD]
[TD="bgcolor: #D9E1F2, align: right"][/TD]
[TD="bgcolor: #D9E1F2, align: right"] 45.0% [/TD]
[TD="bgcolor: #D9E1F2, align: right"][/TD]
[TD="bgcolor: #D9E1F2, align: right"][/TD]
[TD="bgcolor: #D9E1F2, align: right"][/TD]
[TD="bgcolor: #D9E1F2, align: right"] 41.1% [/TD]
[TD="bgcolor: #D9E1F2, align: right"][/TD]
[TD="bgcolor: #D9E1F2, align: right"] (3.9%) [/TD]
[TD="bgcolor: #D9E1F2, align: right"][/TD]
[TD="bgcolor: #D9E1F2, align: right"] 9.4% [/TD]
[TD="bgcolor: #D9E1F2, align: right"] 8.5% [/TD]
[TD="bgcolor: #D9E1F2, align: right"] (0.9%) [/TD]

[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]

[TD="bgcolor: #FFFFFF"] Comments: [/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]
[TD="bgcolor: #FFFFFF, align: right"][/TD]

[TD="bgcolor: #FFFFFF, colspan: 14, align: left"] Rate = Sales/Commission ; B/(W) = Actual - Budget
[/TD]

[TD="bgcolor: #FFFFFF, colspan: 14, align: left"] * Need to calculate percentage contribution that add up to 9.4% and 8.5% for Budget and Actual, respectively [/TD]

</tbody>
 
Last edited:

Excel Facts

How to fill five years of quarters?
Type 1Q-2023 in a cell. Grab the fill handle and drag down or right. After 4Q-2023, Excel will jump to 1Q-2024. Dash can be any character.
This?


Excel 2010
ABCDEFGHIJKLMN
1BudgetActualB/(W)Contribution Rate Variance
2SalesCommissionRateSalesCommissionRateRateBudget*Actual*B/(W)
3Product A$1,000$12012.00%$1,000$10010.00%-2.00%2.58%2.15%-0.43%
4Product B$750$456.00%$750$506.70%0.70%0.97%1.08%0.11%
5Product C$1,200$14412.00%$1,200$12510.40%-1.60%3.10%2.68%-0.41%
6Product D$800$567.00%$800$506.30%-0.80%1.20%1.08%-0.12%
7Product E$900$728.00%$900$707.80%-0.20%1.55%1.51%-0.04%
8$4,650$4379.40%$4,650$3958.50%-0.90%9.40%8.50%-0.90%
9
10Sum of Rate column:45.00%41.10%-3.90%9.40%8.50%-0.90%
11
12Comments:
13Rate = Sales/Commission ; B/(W) = Actual - Budget
14* Need to calculate percentage contribution that add up to 9.4% and 8.5% for Budget and Actual, respectively
15
Sheet3
Cell Formulas
RangeFormula
L3=D3*B3/$B$8
M3=H3*F3/$F$8
N3=M3-L3
 
Upvote 0
Thanks, I might have been over complicating this. My next step is to dive into the elements that make up rate variance for each product such as volume (quantity/mix), price, etc. that affect sales$ and this gives me something to compare against at the total variance level.
 
Upvote 0

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