Home / 239,695.47-330,781.65-132,269.37

Finding the Fourth Proportional to 239,695.47, 330,781.65 and 132,269.37

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Solution

The fourth proportional to 239,695.47, 330,781.65 and 132,269.37 is: 182,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,695.47 : 330,781.65 = 132,269.37 : x
  2. Step 2: Convert to fraction form
    239,695.47/330,781.65 = 132,269.37/x
  3. Step 3: Cross multiply
    239,695.47x = 330,781.65 × 132,269.37
  4. Step 4: Simplify right side
    239,695.47x = 43,752,280,453.06
  5. Step 5: Solve for x
    x = 43,752,280,453.06/239,695.47
  6. Step 6: Final answer
    x = 182,532.78

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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.