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Finding the Fourth Proportional to 63.69, 94.93 and 60.27

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Solution

The fourth proportional to 63.69, 94.93 and 60.27 is: 89.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.69 : 94.93 = 60.27 : x
  2. Step 2: Convert to fraction form
    63.69/94.93 = 60.27/x
  3. Step 3: Cross multiply
    63.69x = 94.93 × 60.27
  4. Step 4: Simplify right side
    63.69x = 5,721.28
  5. Step 5: Solve for x
    x = 5,721.28/63.69
  6. Step 6: Final answer
    x = 89.83

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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.