Home / 271,003.20-373,974.48-156,286.68

Finding the Fourth Proportional to 271,003.20, 373,974.48 and 156,286.68

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Solution

The fourth proportional to 271,003.20, 373,974.48 and 156,286.68 is: 215,669.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,003.20 : 373,974.48 = 156,286.68 : x
  2. Step 2: Convert to fraction form
    271,003.20/373,974.48 = 156,286.68/x
  3. Step 3: Cross multiply
    271,003.20x = 373,974.48 × 156,286.68
  4. Step 4: Simplify right side
    271,003.20x = 58,447,228,014.05
  5. Step 5: Solve for x
    x = 58,447,228,014.05/271,003.20
  6. Step 6: Final answer
    x = 215,669.89

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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.