Home / 239,384.31-330,350.27-131,956.14

Finding the Fourth Proportional to 239,384.31, 330,350.27 and 131,956.14

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Solution

The fourth proportional to 239,384.31, 330,350.27 and 131,956.14 is: 182,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,384.31 : 330,350.27 = 131,956.14 : x
  2. Step 2: Convert to fraction form
    239,384.31/330,350.27 = 131,956.14/x
  3. Step 3: Cross multiply
    239,384.31x = 330,350.27 × 131,956.14
  4. Step 4: Simplify right side
    239,384.31x = 43,591,745,817.38
  5. Step 5: Solve for x
    x = 43,591,745,817.38/239,384.31
  6. Step 6: Final answer
    x = 182,099.43

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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.