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Finding the Fourth Proportional to 271,250.73, 374,251.86 and 162,311.22

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Solution

The fourth proportional to 271,250.73, 374,251.86 and 162,311.22 is: 223,945.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,250.73 : 374,251.86 = 162,311.22 : x
  2. Step 2: Convert to fraction form
    271,250.73/374,251.86 = 162,311.22/x
  3. Step 3: Cross multiply
    271,250.73x = 374,251.86 × 162,311.22
  4. Step 4: Simplify right side
    271,250.73x = 60,745,275,983.87
  5. Step 5: Solve for x
    x = 60,745,275,983.87/271,250.73
  6. Step 6: Final answer
    x = 223,945.12

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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.