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Finding the Fourth Proportional to 60,474.16, 90,758.46 and 41,884.48

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Solution

The fourth proportional to 60,474.16, 90,758.46 and 41,884.48 is: 62,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,474.16 : 90,758.46 = 41,884.48 : x
  2. Step 2: Convert to fraction form
    60,474.16/90,758.46 = 41,884.48/x
  3. Step 3: Cross multiply
    60,474.16x = 90,758.46 × 41,884.48
  4. Step 4: Simplify right side
    60,474.16x = 3,801,370,902.70
  5. Step 5: Solve for x
    x = 3,801,370,902.70/60,474.16
  6. Step 6: Final answer
    x = 62,859.42

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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.