Home / 239,470.38-330,468.54-132,042.12

Finding the Fourth Proportional to 239,470.38, 330,468.54 and 132,042.12

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Solution

The fourth proportional to 239,470.38, 330,468.54 and 132,042.12 is: 182,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,470.38 : 330,468.54 = 132,042.12 : x
  2. Step 2: Convert to fraction form
    239,470.38/330,468.54 = 132,042.12/x
  3. Step 3: Cross multiply
    239,470.38x = 330,468.54 × 132,042.12
  4. Step 4: Simplify right side
    239,470.38x = 43,635,766,614.90
  5. Step 5: Solve for x
    x = 43,635,766,614.90/239,470.38
  6. Step 6: Final answer
    x = 182,217.80

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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.