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Finding the Fourth Proportional to 267.64, 369.50 and 179.25

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Solution

The fourth proportional to 267.64, 369.50 and 179.25 is: 247.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.64 : 369.50 = 179.25 : x
  2. Step 2: Convert to fraction form
    267.64/369.50 = 179.25/x
  3. Step 3: Cross multiply
    267.64x = 369.50 × 179.25
  4. Step 4: Simplify right side
    267.64x = 66,230.59
  5. Step 5: Solve for x
    x = 66,230.59/267.64
  6. Step 6: Final answer
    x = 247.46

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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.