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Finding the Fourth Proportional to 271,114.08, 406,555.92 and 111,079.84

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Solution

The fourth proportional to 271,114.08, 406,555.92 and 111,079.84 is: 166,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,114.08 : 406,555.92 = 111,079.84 : x
  2. Step 2: Convert to fraction form
    271,114.08/406,555.92 = 111,079.84/x
  3. Step 3: Cross multiply
    271,114.08x = 406,555.92 × 111,079.84
  4. Step 4: Simplify right side
    271,114.08x = 45,160,166,544.65
  5. Step 5: Solve for x
    x = 45,160,166,544.65/271,114.08
  6. Step 6: Final answer
    x = 166,572.56

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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.