Home / 131,227.92-181,095.24-73,868.34

Finding the Fourth Proportional to 131,227.92, 181,095.24 and 73,868.34

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Solution

The fourth proportional to 131,227.92, 181,095.24 and 73,868.34 is: 101,938.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,227.92 : 181,095.24 = 73,868.34 : x
  2. Step 2: Convert to fraction form
    131,227.92/181,095.24 = 73,868.34/x
  3. Step 3: Cross multiply
    131,227.92x = 181,095.24 × 73,868.34
  4. Step 4: Simplify right side
    131,227.92x = 13,377,204,760.70
  5. Step 5: Solve for x
    x = 13,377,204,760.70/131,227.92
  6. Step 6: Final answer
    x = 101,938.71

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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.