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Finding the Fourth Proportional to 80,794.35, 121,201.52 and 27,495.27

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Solution

The fourth proportional to 80,794.35, 121,201.52 and 27,495.27 is: 41,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,794.35 : 121,201.52 = 27,495.27 : x
  2. Step 2: Convert to fraction form
    80,794.35/121,201.52 = 27,495.27/x
  3. Step 3: Cross multiply
    80,794.35x = 121,201.52 × 27,495.27
  4. Step 4: Simplify right side
    80,794.35x = 3,332,468,379.33
  5. Step 5: Solve for x
    x = 3,332,468,379.33/80,794.35
  6. Step 6: Final answer
    x = 41,246.30

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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.