Home / 239,857.28-331,003.56-132,427.52

Finding the Fourth Proportional to 239,857.28, 331,003.56 and 132,427.52

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Solution

The fourth proportional to 239,857.28, 331,003.56 and 132,427.52 is: 182,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,857.28 : 331,003.56 = 132,427.52 : x
  2. Step 2: Convert to fraction form
    239,857.28/331,003.56 = 132,427.52/x
  3. Step 3: Cross multiply
    239,857.28x = 331,003.56 × 132,427.52
  4. Step 4: Simplify right side
    239,857.28x = 43,833,980,561.97
  5. Step 5: Solve for x
    x = 43,833,980,561.97/239,857.28
  6. Step 6: Final answer
    x = 182,750.26

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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.