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Finding the Fourth Proportional to 225,261.84, 337,853.80 and 67,447.92

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Solution

The fourth proportional to 225,261.84, 337,853.80 and 67,447.92 is: 101,160.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,261.84 : 337,853.80 = 67,447.92 : x
  2. Step 2: Convert to fraction form
    225,261.84/337,853.80 = 67,447.92/x
  3. Step 3: Cross multiply
    225,261.84x = 337,853.80 × 67,447.92
  4. Step 4: Simplify right side
    225,261.84x = 22,787,536,074.10
  5. Step 5: Solve for x
    x = 22,787,536,074.10/225,261.84
  6. Step 6: Final answer
    x = 101,160.21

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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.