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Finding the Fourth Proportional to 47,951.64, 71,734.74 and 41,447.64

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Solution

The fourth proportional to 47,951.64, 71,734.74 and 41,447.64 is: 62,004.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,951.64 : 71,734.74 = 41,447.64 : x
  2. Step 2: Convert to fraction form
    47,951.64/71,734.74 = 41,447.64/x
  3. Step 3: Cross multiply
    47,951.64x = 71,734.74 × 41,447.64
  4. Step 4: Simplify right side
    47,951.64x = 2,973,235,679.01
  5. Step 5: Solve for x
    x = 2,973,235,679.01/47,951.64
  6. Step 6: Final answer
    x = 62,004.88

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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.