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Finding the Fourth Proportional to 84,814.27, 127,279.72 and 29,410.27

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Solution

The fourth proportional to 84,814.27, 127,279.72 and 29,410.27 is: 44,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,814.27 : 127,279.72 = 29,410.27 : x
  2. Step 2: Convert to fraction form
    84,814.27/127,279.72 = 29,410.27/x
  3. Step 3: Cross multiply
    84,814.27x = 127,279.72 × 29,410.27
  4. Step 4: Simplify right side
    84,814.27x = 3,743,330,930.72
  5. Step 5: Solve for x
    x = 3,743,330,930.72/84,814.27
  6. Step 6: Final answer
    x = 44,135.63

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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.