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Finding the Fourth Proportional to 373,755.24, 560,713.65 and 121,061.16

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Solution

The fourth proportional to 373,755.24, 560,713.65 and 121,061.16 is: 181,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,755.24 : 560,713.65 = 121,061.16 : x
  2. Step 2: Convert to fraction form
    373,755.24/560,713.65 = 121,061.16/x
  3. Step 3: Cross multiply
    373,755.24x = 560,713.65 × 121,061.16
  4. Step 4: Simplify right side
    373,755.24x = 67,880,644,896.83
  5. Step 5: Solve for x
    x = 67,880,644,896.83/373,755.24
  6. Step 6: Final answer
    x = 181,617.91

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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.