Finding the Third Proportional to 71,587.13 and 155,616.19
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Solution
The third proportional to 71,587.13 and 155,616.19 is: 338,278.68
Step by Step Solution
- Step 1: Write the proportion equation
71,587.13 : 155,616.19 = 155,616.19 : x - Step 2: Convert to fraction form
71,587.13/155,616.19 = 155,616.19/x - Step 3: Cross multiply
71,587.13x = 155,616.19 × 155,616.19 - Step 4: Simplify right side
71,587.13x = 24,216,397,812.04 - Step 5: Solve for x
x = 24,216,397,812.04/71,587.13 - Step 6: Final answer
x = 338,278.68
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.