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Finding the Fourth Proportional to 267,711.60, 401,794.20 and 110,053.20

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Solution

The fourth proportional to 267,711.60, 401,794.20 and 110,053.20 is: 165,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,711.60 : 401,794.20 = 110,053.20 : x
  2. Step 2: Convert to fraction form
    267,711.60/401,794.20 = 110,053.20/x
  3. Step 3: Cross multiply
    267,711.60x = 401,794.20 × 110,053.20
  4. Step 4: Simplify right side
    267,711.60x = 44,218,737,451.44
  5. Step 5: Solve for x
    x = 44,218,737,451.44/267,711.60
  6. Step 6: Final answer
    x = 165,173.03

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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.