Home / 148,747.76-223,149.20-48,936.88

Finding the Fourth Proportional to 148,747.76, 223,149.20 and 48,936.88

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Solution

The fourth proportional to 148,747.76, 223,149.20 and 48,936.88 is: 73,414.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,747.76 : 223,149.20 = 48,936.88 : x
  2. Step 2: Convert to fraction form
    148,747.76/223,149.20 = 48,936.88/x
  3. Step 3: Cross multiply
    148,747.76x = 223,149.20 × 48,936.88
  4. Step 4: Simplify right side
    148,747.76x = 10,920,225,622.50
  5. Step 5: Solve for x
    x = 10,920,225,622.50/148,747.76
  6. Step 6: Final answer
    x = 73,414.39

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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.