Home / 182,439.46-251,791.68-101,872.20

Finding the Fourth Proportional to 182,439.46, 251,791.68 and 101,872.20

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Solution

The fourth proportional to 182,439.46, 251,791.68 and 101,872.20 is: 140,597.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,439.46 : 251,791.68 = 101,872.20 : x
  2. Step 2: Convert to fraction form
    182,439.46/251,791.68 = 101,872.20/x
  3. Step 3: Cross multiply
    182,439.46x = 251,791.68 × 101,872.20
  4. Step 4: Simplify right side
    182,439.46x = 25,650,572,383.30
  5. Step 5: Solve for x
    x = 25,650,572,383.30/182,439.46
  6. Step 6: Final answer
    x = 140,597.72

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1.5x scale

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.