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Finding the Fourth Proportional to 150,354.48, 225,487.96 and 50,503.44

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Solution

The fourth proportional to 150,354.48, 225,487.96 and 50,503.44 is: 75,740.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,354.48 : 225,487.96 = 50,503.44 : x
  2. Step 2: Convert to fraction form
    150,354.48/225,487.96 = 50,503.44/x
  3. Step 3: Cross multiply
    150,354.48x = 225,487.96 × 50,503.44
  4. Step 4: Simplify right side
    150,354.48x = 11,387,917,658.58
  5. Step 5: Solve for x
    x = 11,387,917,658.58/150,354.48
  6. Step 6: Final answer
    x = 75,740.46

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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.