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Finding the Fourth Proportional to 225,240.90, 337,761.72 and 67,439.94

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Solution

The fourth proportional to 225,240.90, 337,761.72 and 67,439.94 is: 101,130.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,240.90 : 337,761.72 = 67,439.94 : x
  2. Step 2: Convert to fraction form
    225,240.90/337,761.72 = 67,439.94/x
  3. Step 3: Cross multiply
    225,240.90x = 337,761.72 × 67,439.94
  4. Step 4: Simplify right side
    225,240.90x = 22,778,630,131.10
  5. Step 5: Solve for x
    x = 22,778,630,131.10/225,240.90
  6. Step 6: Final answer
    x = 101,130.08

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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.