Home / 239,857.18-331,003.39-132,427.42

Finding the Fourth Proportional to 239,857.18, 331,003.39 and 132,427.42

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Solution

The fourth proportional to 239,857.18, 331,003.39 and 132,427.42 is: 182,750.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,857.18 : 331,003.39 = 132,427.42 : x
  2. Step 2: Convert to fraction form
    239,857.18/331,003.39 = 132,427.42/x
  3. Step 3: Cross multiply
    239,857.18x = 331,003.39 × 132,427.42
  4. Step 4: Simplify right side
    239,857.18x = 43,833,923,293.94
  5. Step 5: Solve for x
    x = 43,833,923,293.94/239,857.18
  6. Step 6: Final answer
    x = 182,750.10

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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.