Home / 238,787.92-329,516.94-131,351.14

Finding the Fourth Proportional to 238,787.92, 329,516.94 and 131,351.14

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Solution

The fourth proportional to 238,787.92, 329,516.94 and 131,351.14 is: 181,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,787.92 : 329,516.94 = 131,351.14 : x
  2. Step 2: Convert to fraction form
    238,787.92/329,516.94 = 131,351.14/x
  3. Step 3: Cross multiply
    238,787.92x = 329,516.94 × 131,351.14
  4. Step 4: Simplify right side
    238,787.92x = 43,282,425,718.31
  5. Step 5: Solve for x
    x = 43,282,425,718.31/238,787.92
  6. Step 6: Final answer
    x = 181,258.86

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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.