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Finding the Fourth Proportional to 169.06, 253.35 and 95.89

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Solution

The fourth proportional to 169.06, 253.35 and 95.89 is: 143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.06 : 253.35 = 95.89 : x
  2. Step 2: Convert to fraction form
    169.06/253.35 = 95.89/x
  3. Step 3: Cross multiply
    169.06x = 253.35 × 95.89
  4. Step 4: Simplify right side
    169.06x = 24,293.73
  5. Step 5: Solve for x
    x = 24,293.73/169.06
  6. Step 6: Final answer
    x = 143.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.