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Finding the Fourth Proportional to 96.56, 133.27 and 59.75

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Solution

The fourth proportional to 96.56, 133.27 and 59.75 is: 82.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.56 : 133.27 = 59.75 : x
  2. Step 2: Convert to fraction form
    96.56/133.27 = 59.75/x
  3. Step 3: Cross multiply
    96.56x = 133.27 × 59.75
  4. Step 4: Simplify right side
    96.56x = 7,962.88
  5. Step 5: Solve for x
    x = 7,962.88/96.56
  6. Step 6: Final answer
    x = 82.47

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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.