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Finding the Fourth Proportional to 84,092.22, 126,138.83 and 24,928.39

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Solution

The fourth proportional to 84,092.22, 126,138.83 and 24,928.39 is: 37,392.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,092.22 : 126,138.83 = 24,928.39 : x
  2. Step 2: Convert to fraction form
    84,092.22/126,138.83 = 24,928.39/x
  3. Step 3: Cross multiply
    84,092.22x = 126,138.83 × 24,928.39
  4. Step 4: Simplify right side
    84,092.22x = 3,144,437,948.38
  5. Step 5: Solve for x
    x = 3,144,437,948.38/84,092.22
  6. Step 6: Final answer
    x = 37,392.73

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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.