Home / 238,576.66-329,227.44-131,145.92

Finding the Fourth Proportional to 238,576.66, 329,227.44 and 131,145.92

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Solution

The fourth proportional to 238,576.66, 329,227.44 and 131,145.92 is: 180,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,576.66 : 329,227.44 = 131,145.92 : x
  2. Step 2: Convert to fraction form
    238,576.66/329,227.44 = 131,145.92/x
  3. Step 3: Cross multiply
    238,576.66x = 329,227.44 × 131,145.92
  4. Step 4: Simplify right side
    238,576.66x = 43,176,834,604.71
  5. Step 5: Solve for x
    x = 43,176,834,604.71/238,576.66
  6. Step 6: Final answer
    x = 180,976.78

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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.