Home / 246,229.65-339,799.19-138,790.17

Finding the Fourth Proportional to 246,229.65, 339,799.19 and 138,790.17

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Solution

The fourth proportional to 246,229.65, 339,799.19 and 138,790.17 is: 191,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,229.65 : 339,799.19 = 138,790.17 : x
  2. Step 2: Convert to fraction form
    246,229.65/339,799.19 = 138,790.17/x
  3. Step 3: Cross multiply
    246,229.65x = 339,799.19 × 138,790.17
  4. Step 4: Simplify right side
    246,229.65x = 47,160,786,652.01
  5. Step 5: Solve for x
    x = 47,160,786,652.01/246,229.65
  6. Step 6: Final answer
    x = 191,531.71

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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.