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Finding the Fourth Proportional to 80,992.44, 121,494.44 and 24,825.24

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Solution

The fourth proportional to 80,992.44, 121,494.44 and 24,825.24 is: 37,239.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,992.44 : 121,494.44 = 24,825.24 : x
  2. Step 2: Convert to fraction form
    80,992.44/121,494.44 = 24,825.24/x
  3. Step 3: Cross multiply
    80,992.44x = 121,494.44 × 24,825.24
  4. Step 4: Simplify right side
    80,992.44x = 3,016,128,631.67
  5. Step 5: Solve for x
    x = 3,016,128,631.67/80,992.44
  6. Step 6: Final answer
    x = 37,239.63

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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.