Home / 240,260.13-331,542.72-132,815.66

Finding the Fourth Proportional to 240,260.13, 331,542.72 and 132,815.66

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Solution

The fourth proportional to 240,260.13, 331,542.72 and 132,815.66 is: 183,276.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,260.13 : 331,542.72 = 132,815.66 : x
  2. Step 2: Convert to fraction form
    240,260.13/331,542.72 = 132,815.66/x
  3. Step 3: Cross multiply
    240,260.13x = 331,542.72 × 132,815.66
  4. Step 4: Simplify right side
    240,260.13x = 44,034,063,517.28
  5. Step 5: Solve for x
    x = 44,034,063,517.28/240,260.13
  6. Step 6: Final answer
    x = 183,276.62

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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.