Home / 271,105.94-406,231.18-100,092.49

Finding the Fourth Proportional to 271,105.94, 406,231.18 and 100,092.49

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Solution

The fourth proportional to 271,105.94, 406,231.18 and 100,092.49 is: 149,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,105.94 : 406,231.18 = 100,092.49 : x
  2. Step 2: Convert to fraction form
    271,105.94/406,231.18 = 100,092.49/x
  3. Step 3: Cross multiply
    271,105.94x = 406,231.18 × 100,092.49
  4. Step 4: Simplify right side
    271,105.94x = 40,660,690,954.74
  5. Step 5: Solve for x
    x = 40,660,690,954.74/271,105.94
  6. Step 6: Final answer
    x = 149,980.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.