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Finding the Fourth Proportional to 64.44, 95.97 and 60.93

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Solution

The fourth proportional to 64.44, 95.97 and 60.93 is: 90.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64.44 : 95.97 = 60.93 : x
  2. Step 2: Convert to fraction form
    64.44/95.97 = 60.93/x
  3. Step 3: Cross multiply
    64.44x = 95.97 × 60.93
  4. Step 4: Simplify right side
    64.44x = 5,847.68
  5. Step 5: Solve for x
    x = 5,847.68/64.44
  6. Step 6: Final answer
    x = 90.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.