Home / 67,755.18-101,578.50-32,198.66

Finding the Fourth Proportional to 67,755.18, 101,578.50 and 32,198.66

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Solution

The fourth proportional to 67,755.18, 101,578.50 and 32,198.66 is: 48,272.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,755.18 : 101,578.50 = 32,198.66 : x
  2. Step 2: Convert to fraction form
    67,755.18/101,578.50 = 32,198.66/x
  3. Step 3: Cross multiply
    67,755.18x = 101,578.50 × 32,198.66
  4. Step 4: Simplify right side
    67,755.18x = 3,270,691,076.92
  5. Step 5: Solve for x
    x = 3,270,691,076.92/67,755.18
  6. Step 6: Final answer
    x = 48,272.19

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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.