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Finding the Fourth Proportional to 271,122.52, 374,138.89 and 150,265.87

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Solution

The fourth proportional to 271,122.52, 374,138.89 and 150,265.87 is: 207,361.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,122.52 : 374,138.89 = 150,265.87 : x
  2. Step 2: Convert to fraction form
    271,122.52/374,138.89 = 150,265.87/x
  3. Step 3: Cross multiply
    271,122.52x = 374,138.89 × 150,265.87
  4. Step 4: Simplify right side
    271,122.52x = 56,220,305,806.68
  5. Step 5: Solve for x
    x = 56,220,305,806.68/271,122.52
  6. Step 6: Final answer
    x = 207,361.25

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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.