Home / 51,766.12-77,589.18-22,139.56

Finding the Fourth Proportional to 51,766.12, 77,589.18 and 22,139.56

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Solution

The fourth proportional to 51,766.12, 77,589.18 and 22,139.56 is: 33,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,766.12 : 77,589.18 = 22,139.56 : x
  2. Step 2: Convert to fraction form
    51,766.12/77,589.18 = 22,139.56/x
  3. Step 3: Cross multiply
    51,766.12x = 77,589.18 × 22,139.56
  4. Step 4: Simplify right side
    51,766.12x = 1,717,790,305.96
  5. Step 5: Solve for x
    x = 1,717,790,305.96/51,766.12
  6. Step 6: Final answer
    x = 33,183.68

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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.