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Finding the Fourth Proportional to 267,228, 368,763.84 and 159,857.37

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Solution

The fourth proportional to 267,228, 368,763.84 and 159,857.37 is: 220,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,228 : 368,763.84 = 159,857.37 : x
  2. Step 2: Convert to fraction form
    267,228/368,763.84 = 159,857.37/x
  3. Step 3: Cross multiply
    267,228x = 368,763.84 × 159,857.37
  4. Step 4: Simplify right side
    267,228x = 58,949,617,613.50
  5. Step 5: Solve for x
    x = 58,949,617,613.50/267,228
  6. Step 6: Final answer
    x = 220,596.71

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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.