Home / 129,251.76-193,738.20-62,550.96

Finding the Fourth Proportional to 129,251.76, 193,738.20 and 62,550.96

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Solution

The fourth proportional to 129,251.76, 193,738.20 and 62,550.96 is: 93,758.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,251.76 : 193,738.20 = 62,550.96 : x
  2. Step 2: Convert to fraction form
    129,251.76/193,738.20 = 62,550.96/x
  3. Step 3: Cross multiply
    129,251.76x = 193,738.20 × 62,550.96
  4. Step 4: Simplify right side
    129,251.76x = 12,118,510,398.67
  5. Step 5: Solve for x
    x = 12,118,510,398.67/129,251.76
  6. Step 6: Final answer
    x = 93,758.96

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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.