Finding the Third Proportional to 80,320.99 and 176,407.08
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Solution
The third proportional to 80,320.99 and 176,407.08 is: 387,438.68
Step by Step Solution
- Step 1: Write the proportion equation
80,320.99 : 176,407.08 = 176,407.08 : x - Step 2: Convert to fraction form
80,320.99/176,407.08 = 176,407.08/x - Step 3: Cross multiply
80,320.99x = 176,407.08 × 176,407.08 - Step 4: Simplify right side
80,320.99x = 31,119,459,279.87 - Step 5: Solve for x
x = 31,119,459,279.87/80,320.99 - Step 6: Final answer
x = 387,438.68
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.