Home / 218,332.53-327,578.90-92,004.57

Finding the Fourth Proportional to 218,332.53, 327,578.90 and 92,004.57

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Solution

The fourth proportional to 218,332.53, 327,578.90 and 92,004.57 is: 138,040.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,332.53 : 327,578.90 = 92,004.57 : x
  2. Step 2: Convert to fraction form
    218,332.53/327,578.90 = 92,004.57/x
  3. Step 3: Cross multiply
    218,332.53x = 327,578.90 × 92,004.57
  4. Step 4: Simplify right side
    218,332.53x = 30,138,755,375.55
  5. Step 5: Solve for x
    x = 30,138,755,375.55/218,332.53
  6. Step 6: Final answer
    x = 138,040.61

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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.