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Finding the Fourth Proportional to 48,167.27, 72,251.01 and 25,991.09

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Solution

The fourth proportional to 48,167.27, 72,251.01 and 25,991.09 is: 38,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,167.27 : 72,251.01 = 25,991.09 : x
  2. Step 2: Convert to fraction form
    48,167.27/72,251.01 = 25,991.09/x
  3. Step 3: Cross multiply
    48,167.27x = 72,251.01 × 25,991.09
  4. Step 4: Simplify right side
    48,167.27x = 1,877,882,503.50
  5. Step 5: Solve for x
    x = 1,877,882,503.50/48,167.27
  6. Step 6: Final answer
    x = 38,986.69

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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.