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Finding the Fourth Proportional to 267.46, 368.95 and 180.16

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Solution

The fourth proportional to 267.46, 368.95 and 180.16 is: 248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.46 : 368.95 = 180.16 : x
  2. Step 2: Convert to fraction form
    267.46/368.95 = 180.16/x
  3. Step 3: Cross multiply
    267.46x = 368.95 × 180.16
  4. Step 4: Simplify right side
    267.46x = 66,467.29
  5. Step 5: Solve for x
    x = 66,467.29/267.46
  6. Step 6: Final answer
    x = 248.52

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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.