Finding the Third Proportional to 85,414.50 and 135,761.06
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Solution
The third proportional to 85,414.50 and 135,761.06 is: 215,783.81
Step by Step Solution
- Step 1: Write the proportion equation
85,414.50 : 135,761.06 = 135,761.06 : x - Step 2: Convert to fraction form
85,414.50/135,761.06 = 135,761.06/x - Step 3: Cross multiply
85,414.50x = 135,761.06 × 135,761.06 - Step 4: Simplify right side
85,414.50x = 18,431,066,091.13 - Step 5: Solve for x
x = 18,431,066,091.13/85,414.50 - Step 6: Final answer
x = 215,783.81
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.