Home / 271,206.35-406,715.15-111,236.85

Finding the Fourth Proportional to 271,206.35, 406,715.15 and 111,236.85

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Solution

The fourth proportional to 271,206.35, 406,715.15 and 111,236.85 is: 166,816.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,206.35 : 406,715.15 = 111,236.85 : x
  2. Step 2: Convert to fraction form
    271,206.35/406,715.15 = 111,236.85/x
  3. Step 3: Cross multiply
    271,206.35x = 406,715.15 × 111,236.85
  4. Step 4: Simplify right side
    271,206.35x = 45,241,711,577.09
  5. Step 5: Solve for x
    x = 45,241,711,577.09/271,206.35
  6. Step 6: Final answer
    x = 166,816.57

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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.