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Finding the Fourth Proportional to 79,672.77, 119,481.27 and 23,497.96

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Solution

The fourth proportional to 79,672.77, 119,481.27 and 23,497.96 is: 35,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,672.77 : 119,481.27 = 23,497.96 : x
  2. Step 2: Convert to fraction form
    79,672.77/119,481.27 = 23,497.96/x
  3. Step 3: Cross multiply
    79,672.77x = 119,481.27 × 23,497.96
  4. Step 4: Simplify right side
    79,672.77x = 2,807,566,103.21
  5. Step 5: Solve for x
    x = 2,807,566,103.21/79,672.77
  6. Step 6: Final answer
    x = 35,238.72

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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.