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Finding the Fourth Proportional to 179.34, 267.11 and 169.98

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Solution

The fourth proportional to 179.34, 267.11 and 169.98 is: 253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.34 : 267.11 = 169.98 : x
  2. Step 2: Convert to fraction form
    179.34/267.11 = 169.98/x
  3. Step 3: Cross multiply
    179.34x = 267.11 × 169.98
  4. Step 4: Simplify right side
    179.34x = 45,402.51
  5. Step 5: Solve for x
    x = 45,402.51/179.34
  6. Step 6: Final answer
    x = 253.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.