Home / 269,251.38-371,547.21-148,385.61

Finding the Fourth Proportional to 269,251.38, 371,547.21 and 148,385.61

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Solution

The fourth proportional to 269,251.38, 371,547.21 and 148,385.61 is: 204,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,251.38 : 371,547.21 = 148,385.61 : x
  2. Step 2: Convert to fraction form
    269,251.38/371,547.21 = 148,385.61/x
  3. Step 3: Cross multiply
    269,251.38x = 371,547.21 × 148,385.61
  4. Step 4: Simplify right side
    269,251.38x = 55,132,259,399.65
  5. Step 5: Solve for x
    x = 55,132,259,399.65/269,251.38
  6. Step 6: Final answer
    x = 204,761.29

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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.