Finding the Fourth Proportional to 252,614.43, 378,593.39 and 102,680.06
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Solution
The fourth proportional to 252,614.43, 378,593.39 and 102,680.06 is: 153,886.66
Step by Step Solution
- Step 1: Write the proportion equation
252,614.43 : 378,593.39 = 102,680.06 : x - Step 2: Convert to fraction form
252,614.43/378,593.39 = 102,680.06/x - Step 3: Cross multiply
252,614.43x = 378,593.39 × 102,680.06 - Step 4: Simplify right side
252,614.43x = 38,873,990,364.54 - Step 5: Solve for x
x = 38,873,990,364.54/252,614.43 - Step 6: Final answer
x = 153,886.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.