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Finding the Fourth Proportional to 267.77, 369.36 and 179.08

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Solution

The fourth proportional to 267.77, 369.36 and 179.08 is: 247.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.77 : 369.36 = 179.08 : x
  2. Step 2: Convert to fraction form
    267.77/369.36 = 179.08/x
  3. Step 3: Cross multiply
    267.77x = 369.36 × 179.08
  4. Step 4: Simplify right side
    267.77x = 66,144.07
  5. Step 5: Solve for x
    x = 66,144.07/267.77
  6. Step 6: Final answer
    x = 247.02

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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.