Home / 49,856.85-68,785.20-31,961.73

Finding the Fourth Proportional to 49,856.85, 68,785.20 and 31,961.73

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Solution

The fourth proportional to 49,856.85, 68,785.20 and 31,961.73 is: 44,096.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,856.85 : 68,785.20 = 31,961.73 : x
  2. Step 2: Convert to fraction form
    49,856.85/68,785.20 = 31,961.73/x
  3. Step 3: Cross multiply
    49,856.85x = 68,785.20 × 31,961.73
  4. Step 4: Simplify right side
    49,856.85x = 2,198,493,990.40
  5. Step 5: Solve for x
    x = 2,198,493,990.40/49,856.85
  6. Step 6: Final answer
    x = 44,096.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.