Home / 271,139.20-374,194.49-150,318.38

Finding the Fourth Proportional to 271,139.20, 374,194.49 and 150,318.38

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Solution

The fourth proportional to 271,139.20, 374,194.49 and 150,318.38 is: 207,451.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,139.20 : 374,194.49 = 150,318.38 : x
  2. Step 2: Convert to fraction form
    271,139.20/374,194.49 = 150,318.38/x
  3. Step 3: Cross multiply
    271,139.20x = 374,194.49 × 150,318.38
  4. Step 4: Simplify right side
    271,139.20x = 56,248,309,725.62
  5. Step 5: Solve for x
    x = 56,248,309,725.62/271,139.20
  6. Step 6: Final answer
    x = 207,451.78

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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.