Home / 336,780.38-504,733.17-136,868.13

Finding the Fourth Proportional to 336,780.38, 504,733.17 and 136,868.13

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Solution

The fourth proportional to 336,780.38, 504,733.17 and 136,868.13 is: 205,124.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,780.38 : 504,733.17 = 136,868.13 : x
  2. Step 2: Convert to fraction form
    336,780.38/504,733.17 = 136,868.13/x
  3. Step 3: Cross multiply
    336,780.38x = 504,733.17 × 136,868.13
  4. Step 4: Simplify right side
    336,780.38x = 69,081,885,640.13
  5. Step 5: Solve for x
    x = 69,081,885,640.13/336,780.38
  6. Step 6: Final answer
    x = 205,124.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.