Home / 234,180.05-351,279.79-74,252.43

Finding the Fourth Proportional to 234,180.05, 351,279.79 and 74,252.43

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Solution

The fourth proportional to 234,180.05, 351,279.79 and 74,252.43 is: 111,381.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,180.05 : 351,279.79 = 74,252.43 : x
  2. Step 2: Convert to fraction form
    234,180.05/351,279.79 = 74,252.43/x
  3. Step 3: Cross multiply
    234,180.05x = 351,279.79 × 74,252.43
  4. Step 4: Simplify right side
    234,180.05x = 26,083,377,831.76
  5. Step 5: Solve for x
    x = 26,083,377,831.76/234,180.05
  6. Step 6: Final answer
    x = 111,381.73

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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.