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Finding the Fourth Proportional to 88,481.25, 122,103.07 and 48,194.88

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Solution

The fourth proportional to 88,481.25, 122,103.07 and 48,194.88 is: 66,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,481.25 : 122,103.07 = 48,194.88 : x
  2. Step 2: Convert to fraction form
    88,481.25/122,103.07 = 48,194.88/x
  3. Step 3: Cross multiply
    88,481.25x = 122,103.07 × 48,194.88
  4. Step 4: Simplify right side
    88,481.25x = 5,884,742,806.28
  5. Step 5: Solve for x
    x = 5,884,742,806.28/88,481.25
  6. Step 6: Final answer
    x = 66,508.36

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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.