Home / 239,431.86-330,414.12-132,006.42

Finding the Fourth Proportional to 239,431.86, 330,414.12 and 132,006.42

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Solution

The fourth proportional to 239,431.86, 330,414.12 and 132,006.42 is: 182,167.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,431.86 : 330,414.12 = 132,006.42 : x
  2. Step 2: Convert to fraction form
    239,431.86/330,414.12 = 132,006.42/x
  3. Step 3: Cross multiply
    239,431.86x = 330,414.12 × 132,006.42
  4. Step 4: Simplify right side
    239,431.86x = 43,616,785,098.65
  5. Step 5: Solve for x
    x = 43,616,785,098.65/239,431.86
  6. Step 6: Final answer
    x = 182,167.84

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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.