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Finding the Fourth Proportional to 240,736.91, 332,189.91 and 133,279.97

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Solution

The fourth proportional to 240,736.91, 332,189.91 and 133,279.97 is: 183,911.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,736.91 : 332,189.91 = 133,279.97 : x
  2. Step 2: Convert to fraction form
    240,736.91/332,189.91 = 133,279.97/x
  3. Step 3: Cross multiply
    240,736.91x = 332,189.91 × 133,279.97
  4. Step 4: Simplify right side
    240,736.91x = 44,274,259,578.15
  5. Step 5: Solve for x
    x = 44,274,259,578.15/240,736.91
  6. Step 6: Final answer
    x = 183,911.39

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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.