Home / 269,341.06-371,691.78-148,479.68

Finding the Fourth Proportional to 269,341.06, 371,691.78 and 148,479.68

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Solution

The fourth proportional to 269,341.06, 371,691.78 and 148,479.68 is: 204,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,341.06 : 371,691.78 = 148,479.68 : x
  2. Step 2: Convert to fraction form
    269,341.06/371,691.78 = 148,479.68/x
  3. Step 3: Cross multiply
    269,341.06x = 371,691.78 × 148,479.68
  4. Step 4: Simplify right side
    269,341.06x = 55,188,676,553.03
  5. Step 5: Solve for x
    x = 55,188,676,553.03/269,341.06
  6. Step 6: Final answer
    x = 204,902.57

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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.