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Finding the Fourth Proportional to 194.02, 267.52 and 166.30

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Solution

The fourth proportional to 194.02, 267.52 and 166.30 is: 229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.02 : 267.52 = 166.30 : x
  2. Step 2: Convert to fraction form
    194.02/267.52 = 166.30/x
  3. Step 3: Cross multiply
    194.02x = 267.52 × 166.30
  4. Step 4: Simplify right side
    194.02x = 44,488.58
  5. Step 5: Solve for x
    x = 44,488.58/194.02
  6. Step 6: Final answer
    x = 229.30

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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.