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Finding the Fourth Proportional to 73,468.32, 110,203.24 and 29,105.92

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Solution

The fourth proportional to 73,468.32, 110,203.24 and 29,105.92 is: 43,659.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,468.32 : 110,203.24 = 29,105.92 : x
  2. Step 2: Convert to fraction form
    73,468.32/110,203.24 = 29,105.92/x
  3. Step 3: Cross multiply
    73,468.32x = 110,203.24 × 29,105.92
  4. Step 4: Simplify right side
    73,468.32x = 3,207,566,687.18
  5. Step 5: Solve for x
    x = 3,207,566,687.18/73,468.32
  6. Step 6: Final answer
    x = 43,659.18

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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.