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Finding the Fourth Proportional to 111,446.82, 167,211.84 and 44,905.82

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Solution

The fourth proportional to 111,446.82, 167,211.84 and 44,905.82 is: 67,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,446.82 : 167,211.84 = 44,905.82 : x
  2. Step 2: Convert to fraction form
    111,446.82/167,211.84 = 44,905.82/x
  3. Step 3: Cross multiply
    111,446.82x = 167,211.84 × 44,905.82
  4. Step 4: Simplify right side
    111,446.82x = 7,508,784,788.91
  5. Step 5: Solve for x
    x = 7,508,784,788.91/111,446.82
  6. Step 6: Final answer
    x = 67,375.50

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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.