Home / 239,981.38-331,194.81-132,563.14

Finding the Fourth Proportional to 239,981.38, 331,194.81 and 132,563.14

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Solution

The fourth proportional to 239,981.38, 331,194.81 and 132,563.14 is: 182,948.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,981.38 : 331,194.81 = 132,563.14 : x
  2. Step 2: Convert to fraction form
    239,981.38/331,194.81 = 132,563.14/x
  3. Step 3: Cross multiply
    239,981.38x = 331,194.81 × 132,563.14
  4. Step 4: Simplify right side
    239,981.38x = 43,904,223,965.30
  5. Step 5: Solve for x
    x = 43,904,223,965.30/239,981.38
  6. Step 6: Final answer
    x = 182,948.46

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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.