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Finding the Fourth Proportional to 225,255.76, 337,894.88 and 67,469.17

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Solution

The fourth proportional to 225,255.76, 337,894.88 and 67,469.17 is: 101,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,255.76 : 337,894.88 = 67,469.17 : x
  2. Step 2: Convert to fraction form
    225,255.76/337,894.88 = 67,469.17/x
  3. Step 3: Cross multiply
    225,255.76x = 337,894.88 × 67,469.17
  4. Step 4: Simplify right side
    225,255.76x = 22,797,487,100.85
  5. Step 5: Solve for x
    x = 22,797,487,100.85/225,255.76
  6. Step 6: Final answer
    x = 101,207.12

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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.