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Finding the Fourth Proportional to 79,951.38, 119,927.67 and 27,361.32

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Solution

The fourth proportional to 79,951.38, 119,927.67 and 27,361.32 is: 41,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,951.38 : 119,927.67 = 27,361.32 : x
  2. Step 2: Convert to fraction form
    79,951.38/119,927.67 = 27,361.32/x
  3. Step 3: Cross multiply
    79,951.38x = 119,927.67 × 27,361.32
  4. Step 4: Simplify right side
    79,951.38x = 3,281,379,355.72
  5. Step 5: Solve for x
    x = 3,281,379,355.72/79,951.38
  6. Step 6: Final answer
    x = 41,042.19

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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.