Home / 56,758.73-85,149.27-16,778.41

Finding the Fourth Proportional to 56,758.73, 85,149.27 and 16,778.41

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Solution

The fourth proportional to 56,758.73, 85,149.27 and 16,778.41 is: 25,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,758.73 : 85,149.27 = 16,778.41 : x
  2. Step 2: Convert to fraction form
    56,758.73/85,149.27 = 16,778.41/x
  3. Step 3: Cross multiply
    56,758.73x = 85,149.27 × 16,778.41
  4. Step 4: Simplify right side
    56,758.73x = 1,428,669,213.31
  5. Step 5: Solve for x
    x = 1,428,669,213.31/56,758.73
  6. Step 6: Final answer
    x = 25,170.92

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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.