Home / 137,138.26-205,633.43-62,217.53

Finding the Fourth Proportional to 137,138.26, 205,633.43 and 62,217.53

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Solution

The fourth proportional to 137,138.26, 205,633.43 and 62,217.53 is: 93,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,138.26 : 205,633.43 = 62,217.53 : x
  2. Step 2: Convert to fraction form
    137,138.26/205,633.43 = 62,217.53/x
  3. Step 3: Cross multiply
    137,138.26x = 205,633.43 × 62,217.53
  4. Step 4: Simplify right side
    137,138.26x = 12,794,002,877.43
  5. Step 5: Solve for x
    x = 12,794,002,877.43/137,138.26
  6. Step 6: Final answer
    x = 93,292.73

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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.