Home / 239,905.29-331,067.20-132,476.21

Finding the Fourth Proportional to 239,905.29, 331,067.20 and 132,476.21

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Solution

The fourth proportional to 239,905.29, 331,067.20 and 132,476.21 is: 182,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,905.29 : 331,067.20 = 132,476.21 : x
  2. Step 2: Convert to fraction form
    239,905.29/331,067.20 = 132,476.21/x
  3. Step 3: Cross multiply
    239,905.29x = 331,067.20 × 132,476.21
  4. Step 4: Simplify right side
    239,905.29x = 43,858,527,414.68
  5. Step 5: Solve for x
    x = 43,858,527,414.68/239,905.29
  6. Step 6: Final answer
    x = 182,816.01

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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.