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Finding the Fourth Proportional to 96.43, 133.93 and 95.59

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Solution

The fourth proportional to 96.43, 133.93 and 95.59 is: 132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.43 : 133.93 = 95.59 : x
  2. Step 2: Convert to fraction form
    96.43/133.93 = 95.59/x
  3. Step 3: Cross multiply
    96.43x = 133.93 × 95.59
  4. Step 4: Simplify right side
    96.43x = 12,802.37
  5. Step 5: Solve for x
    x = 12,802.37/96.43
  6. Step 6: Final answer
    x = 132.76

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.