Home / 51,690.06-77,550.66-16,149.95

Finding the Fourth Proportional to 51,690.06, 77,550.66 and 16,149.95

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Solution

The fourth proportional to 51,690.06, 77,550.66 and 16,149.95 is: 24,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,690.06 : 77,550.66 = 16,149.95 : x
  2. Step 2: Convert to fraction form
    51,690.06/77,550.66 = 16,149.95/x
  3. Step 3: Cross multiply
    51,690.06x = 77,550.66 × 16,149.95
  4. Step 4: Simplify right side
    51,690.06x = 1,252,438,812.96
  5. Step 5: Solve for x
    x = 1,252,438,812.96/51,690.06
  6. Step 6: Final answer
    x = 24,229.78

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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.