Home / 137,708.10-206,562.15-49,061.70

Finding the Fourth Proportional to 137,708.10, 206,562.15 and 49,061.70

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Solution

The fourth proportional to 137,708.10, 206,562.15 and 49,061.70 is: 73,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,708.10 : 206,562.15 = 49,061.70 : x
  2. Step 2: Convert to fraction form
    137,708.10/206,562.15 = 49,061.70/x
  3. Step 3: Cross multiply
    137,708.10x = 206,562.15 × 49,061.70
  4. Step 4: Simplify right side
    137,708.10x = 10,134,290,234.66
  5. Step 5: Solve for x
    x = 10,134,290,234.66/137,708.10
  6. Step 6: Final answer
    x = 73,592.55

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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.