Home / 137,732.20-206,627.10-44,247.40

Finding the Fourth Proportional to 137,732.20, 206,627.10 and 44,247.40

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Solution

The fourth proportional to 137,732.20, 206,627.10 and 44,247.40 is: 66,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,732.20 : 206,627.10 = 44,247.40 : x
  2. Step 2: Convert to fraction form
    137,732.20/206,627.10 = 44,247.40/x
  3. Step 3: Cross multiply
    137,732.20x = 206,627.10 × 44,247.40
  4. Step 4: Simplify right side
    137,732.20x = 9,142,711,944.54
  5. Step 5: Solve for x
    x = 9,142,711,944.54/137,732.20
  6. Step 6: Final answer
    x = 66,380.35

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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.