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Finding the Fourth Proportional to 48,447.89, 72,519.54 and 33,366.50

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Solution

The fourth proportional to 48,447.89, 72,519.54 and 33,366.50 is: 49,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,447.89 : 72,519.54 = 33,366.50 : x
  2. Step 2: Convert to fraction form
    48,447.89/72,519.54 = 33,366.50/x
  3. Step 3: Cross multiply
    48,447.89x = 72,519.54 × 33,366.50
  4. Step 4: Simplify right side
    48,447.89x = 2,419,723,231.41
  5. Step 5: Solve for x
    x = 2,419,723,231.41/48,447.89
  6. Step 6: Final answer
    x = 49,944.86

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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.