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Finding the Fourth Proportional to 169.34, 233.66 and 95.64

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Solution

The fourth proportional to 169.34, 233.66 and 95.64 is: 131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.34 : 233.66 = 95.64 : x
  2. Step 2: Convert to fraction form
    169.34/233.66 = 95.64/x
  3. Step 3: Cross multiply
    169.34x = 233.66 × 95.64
  4. Step 4: Simplify right side
    169.34x = 22,346.76
  5. Step 5: Solve for x
    x = 22,346.76/169.34
  6. Step 6: Final answer
    x = 131.97

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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.