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Finding the Fourth Proportional to 73,902.97, 110,870.79 and 29,550.61

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Solution

The fourth proportional to 73,902.97, 110,870.79 and 29,550.61 is: 44,332.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,902.97 : 110,870.79 = 29,550.61 : x
  2. Step 2: Convert to fraction form
    73,902.97/110,870.79 = 29,550.61/x
  3. Step 3: Cross multiply
    73,902.97x = 110,870.79 × 29,550.61
  4. Step 4: Simplify right side
    73,902.97x = 3,276,299,475.68
  5. Step 5: Solve for x
    x = 3,276,299,475.68/73,902.97
  6. Step 6: Final answer
    x = 44,332.45

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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.