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Finding the Fourth Proportional to 239,902.13, 359,853.65 and 62,408.85

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Solution

The fourth proportional to 239,902.13, 359,853.65 and 62,408.85 is: 93,613.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,902.13 : 359,853.65 = 62,408.85 : x
  2. Step 2: Convert to fraction form
    239,902.13/359,853.65 = 62,408.85/x
  3. Step 3: Cross multiply
    239,902.13x = 359,853.65 × 62,408.85
  4. Step 4: Simplify right side
    239,902.13x = 22,458,052,464.80
  5. Step 5: Solve for x
    x = 22,458,052,464.80/239,902.13
  6. Step 6: Final answer
    x = 93,613.39

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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.