Finding the Third Proportional to 71,776.13 and 77,608.13
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Solution
The third proportional to 71,776.13 and 77,608.13 is: 83,913.99
Step by Step Solution
- Step 1: Write the proportion equation
71,776.13 : 77,608.13 = 77,608.13 : x - Step 2: Convert to fraction form
71,776.13/77,608.13 = 77,608.13/x - Step 3: Cross multiply
71,776.13x = 77,608.13 × 77,608.13 - Step 4: Simplify right side
71,776.13x = 6,023,021,066.02 - Step 5: Solve for x
x = 6,023,021,066.02/71,776.13 - Step 6: Final answer
x = 83,913.99
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These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.