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Finding the Fourth Proportional to 63.13, 94.66 and 27.03

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Solution

The fourth proportional to 63.13, 94.66 and 27.03 is: 40.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.13 : 94.66 = 27.03 : x
  2. Step 2: Convert to fraction form
    63.13/94.66 = 27.03/x
  3. Step 3: Cross multiply
    63.13x = 94.66 × 27.03
  4. Step 4: Simplify right side
    63.13x = 2,558.66
  5. Step 5: Solve for x
    x = 2,558.66/63.13
  6. Step 6: Final answer
    x = 40.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.