Home / 49,372.13-68,133.86-30,251.95

Finding the Fourth Proportional to 49,372.13, 68,133.86 and 30,251.95

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Solution

The fourth proportional to 49,372.13, 68,133.86 and 30,251.95 is: 41,747.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,372.13 : 68,133.86 = 30,251.95 : x
  2. Step 2: Convert to fraction form
    49,372.13/68,133.86 = 30,251.95/x
  3. Step 3: Cross multiply
    49,372.13x = 68,133.86 × 30,251.95
  4. Step 4: Simplify right side
    49,372.13x = 2,061,181,917.88
  5. Step 5: Solve for x
    x = 2,061,181,917.88/49,372.13
  6. Step 6: Final answer
    x = 41,747.88

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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.