Home / 239,902.32-331,067.88-132,472.20

Finding the Fourth Proportional to 239,902.32, 331,067.88 and 132,472.20

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Solution

The fourth proportional to 239,902.32, 331,067.88 and 132,472.20 is: 182,813.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,902.32 : 331,067.88 = 132,472.20 : x
  2. Step 2: Convert to fraction form
    239,902.32/331,067.88 = 132,472.20/x
  3. Step 3: Cross multiply
    239,902.32x = 331,067.88 × 132,472.20
  4. Step 4: Simplify right side
    239,902.32x = 43,857,290,412.94
  5. Step 5: Solve for x
    x = 43,857,290,412.94/239,902.32
  6. Step 6: Final answer
    x = 182,813.11

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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.