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Finding the Fourth Proportional to 73,611.46, 101,481.72 and 49,700.26

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Solution

The fourth proportional to 73,611.46, 101,481.72 and 49,700.26 is: 68,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,611.46 : 101,481.72 = 49,700.26 : x
  2. Step 2: Convert to fraction form
    73,611.46/101,481.72 = 49,700.26/x
  3. Step 3: Cross multiply
    73,611.46x = 101,481.72 × 49,700.26
  4. Step 4: Simplify right side
    73,611.46x = 5,043,667,869.25
  5. Step 5: Solve for x
    x = 5,043,667,869.25/73,611.46
  6. Step 6: Final answer
    x = 68,517.43

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1.5x scale

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.