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Finding the Fourth Proportional to 225,259.74, 337,839.69 and 67,467.42

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Solution

The fourth proportional to 225,259.74, 337,839.69 and 67,467.42 is: 101,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,259.74 : 337,839.69 = 67,467.42 : x
  2. Step 2: Convert to fraction form
    225,259.74/337,839.69 = 67,467.42/x
  3. Step 3: Cross multiply
    225,259.74x = 337,839.69 × 67,467.42
  4. Step 4: Simplify right side
    225,259.74x = 22,793,172,257.90
  5. Step 5: Solve for x
    x = 22,793,172,257.90/225,259.74
  6. Step 6: Final answer
    x = 101,186.18

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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.