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Finding the Fourth Proportional to 52,949.46, 79,424.22 and 33,241.86

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Solution

The fourth proportional to 52,949.46, 79,424.22 and 33,241.86 is: 49,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,949.46 : 79,424.22 = 33,241.86 : x
  2. Step 2: Convert to fraction form
    52,949.46/79,424.22 = 33,241.86/x
  3. Step 3: Cross multiply
    52,949.46x = 79,424.22 × 33,241.86
  4. Step 4: Simplify right side
    52,949.46x = 2,640,208,801.85
  5. Step 5: Solve for x
    x = 2,640,208,801.85/52,949.46
  6. Step 6: Final answer
    x = 49,862.81

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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.