Home / 48,306.22-72,344.79-38,278.73

Finding the Fourth Proportional to 48,306.22, 72,344.79 and 38,278.73

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Solution

The fourth proportional to 48,306.22, 72,344.79 and 38,278.73 is: 57,327.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,306.22 : 72,344.79 = 38,278.73 : x
  2. Step 2: Convert to fraction form
    48,306.22/72,344.79 = 38,278.73/x
  3. Step 3: Cross multiply
    48,306.22x = 72,344.79 × 38,278.73
  4. Step 4: Simplify right side
    48,306.22x = 2,769,266,723.12
  5. Step 5: Solve for x
    x = 2,769,266,723.12/48,306.22
  6. Step 6: Final answer
    x = 57,327.33

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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.