Home / 239,945.29-331,140.29-132,517.08

Finding the Fourth Proportional to 239,945.29, 331,140.29 and 132,517.08

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Solution

The fourth proportional to 239,945.29, 331,140.29 and 132,517.08 is: 182,882.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,945.29 : 331,140.29 = 132,517.08 : x
  2. Step 2: Convert to fraction form
    239,945.29/331,140.29 = 132,517.08/x
  3. Step 3: Cross multiply
    239,945.29x = 331,140.29 × 132,517.08
  4. Step 4: Simplify right side
    239,945.29x = 43,881,743,638.57
  5. Step 5: Solve for x
    x = 43,881,743,638.57/239,945.29
  6. Step 6: Final answer
    x = 182,882.29

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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.