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Finding the Fourth Proportional to 73,281.92, 109,930.85 and 23,350.28

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Solution

The fourth proportional to 73,281.92, 109,930.85 and 23,350.28 is: 35,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,281.92 : 109,930.85 = 23,350.28 : x
  2. Step 2: Convert to fraction form
    73,281.92/109,930.85 = 23,350.28/x
  3. Step 3: Cross multiply
    73,281.92x = 109,930.85 × 23,350.28
  4. Step 4: Simplify right side
    73,281.92x = 2,566,916,128.14
  5. Step 5: Solve for x
    x = 2,566,916,128.14/73,281.92
  6. Step 6: Final answer
    x = 35,027.96

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1.5x scale

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.