Home / 187,183.33-280,759.22-80,562.98

Finding the Fourth Proportional to 187,183.33, 280,759.22 and 80,562.98

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Solution

The fourth proportional to 187,183.33, 280,759.22 and 80,562.98 is: 120,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,183.33 : 280,759.22 = 80,562.98 : x
  2. Step 2: Convert to fraction form
    187,183.33/280,759.22 = 80,562.98/x
  3. Step 3: Cross multiply
    187,183.33x = 280,759.22 × 80,562.98
  4. Step 4: Simplify right side
    187,183.33x = 22,618,799,425.68
  5. Step 5: Solve for x
    x = 22,618,799,425.68/187,183.33
  6. Step 6: Final answer
    x = 120,837.68

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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.