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Finding the Fourth Proportional to 61,865.41, 85,375.92 and 33,571.12

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Solution

The fourth proportional to 61,865.41, 85,375.92 and 33,571.12 is: 46,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,865.41 : 85,375.92 = 33,571.12 : x
  2. Step 2: Convert to fraction form
    61,865.41/85,375.92 = 33,571.12/x
  3. Step 3: Cross multiply
    61,865.41x = 85,375.92 × 33,571.12
  4. Step 4: Simplify right side
    61,865.41x = 2,866,165,255.43
  5. Step 5: Solve for x
    x = 2,866,165,255.43/61,865.41
  6. Step 6: Final answer
    x = 46,329.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.