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Finding the Fourth Proportional to 169.32, 233.63 and 95.63

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Solution

The fourth proportional to 169.32, 233.63 and 95.63 is: 131.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.32 : 233.63 = 95.63 : x
  2. Step 2: Convert to fraction form
    169.32/233.63 = 95.63/x
  3. Step 3: Cross multiply
    169.32x = 233.63 × 95.63
  4. Step 4: Simplify right side
    169.32x = 22,342.04
  5. Step 5: Solve for x
    x = 22,342.04/169.32
  6. Step 6: Final answer
    x = 131.95

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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.