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Finding the Fourth Proportional to 240,651.59, 332,103.12 and 131,754.11

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Solution

The fourth proportional to 240,651.59, 332,103.12 and 131,754.11 is: 181,822.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,651.59 : 332,103.12 = 131,754.11 : x
  2. Step 2: Convert to fraction form
    240,651.59/332,103.12 = 131,754.11/x
  3. Step 3: Cross multiply
    240,651.59x = 332,103.12 × 131,754.11
  4. Step 4: Simplify right side
    240,651.59x = 43,755,951,458.43
  5. Step 5: Solve for x
    x = 43,755,951,458.43/240,651.59
  6. Step 6: Final answer
    x = 181,822.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.