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Finding the Fourth Proportional to 96.37, 133.02 and 59.54

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Solution

The fourth proportional to 96.37, 133.02 and 59.54 is: 82.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.37 : 133.02 = 59.54 : x
  2. Step 2: Convert to fraction form
    96.37/133.02 = 59.54/x
  3. Step 3: Cross multiply
    96.37x = 133.02 × 59.54
  4. Step 4: Simplify right side
    96.37x = 7,919.71
  5. Step 5: Solve for x
    x = 7,919.71/96.37
  6. Step 6: Final answer
    x = 82.18

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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.