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Finding the Fourth Proportional to 61,123.44, 91,568.04 and 41,367.92

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Solution

The fourth proportional to 61,123.44, 91,568.04 and 41,367.92 is: 61,972.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,123.44 : 91,568.04 = 41,367.92 : x
  2. Step 2: Convert to fraction form
    61,123.44/91,568.04 = 41,367.92/x
  3. Step 3: Cross multiply
    61,123.44x = 91,568.04 × 41,367.92
  4. Step 4: Simplify right side
    61,123.44x = 3,787,979,353.28
  5. Step 5: Solve for x
    x = 3,787,979,353.28/61,123.44
  6. Step 6: Final answer
    x = 61,972.61

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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.