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Finding the Fourth Proportional to 234,635.87, 323,793.28 and 132,659.57

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Solution

The fourth proportional to 234,635.87, 323,793.28 and 132,659.57 is: 183,067.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,635.87 : 323,793.28 = 132,659.57 : x
  2. Step 2: Convert to fraction form
    234,635.87/323,793.28 = 132,659.57/x
  3. Step 3: Cross multiply
    234,635.87x = 323,793.28 × 132,659.57
  4. Step 4: Simplify right side
    234,635.87x = 42,954,278,269.00
  5. Step 5: Solve for x
    x = 42,954,278,269.00/234,635.87
  6. Step 6: Final answer
    x = 183,067.82

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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.