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Finding the Fourth Proportional to 193.52, 267.08 and 147.04

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Solution

The fourth proportional to 193.52, 267.08 and 147.04 is: 202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.52 : 267.08 = 147.04 : x
  2. Step 2: Convert to fraction form
    193.52/267.08 = 147.04/x
  3. Step 3: Cross multiply
    193.52x = 267.08 × 147.04
  4. Step 4: Simplify right side
    193.52x = 39,270.04
  5. Step 5: Solve for x
    x = 39,270.04/193.52
  6. Step 6: Final answer
    x = 202.92

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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.