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Finding the Fourth Proportional to 63.03, 94.44 and 40.14

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Solution

The fourth proportional to 63.03, 94.44 and 40.14 is: 60.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.03 : 94.44 = 40.14 : x
  2. Step 2: Convert to fraction form
    63.03/94.44 = 40.14/x
  3. Step 3: Cross multiply
    63.03x = 94.44 × 40.14
  4. Step 4: Simplify right side
    63.03x = 3,790.82
  5. Step 5: Solve for x
    x = 3,790.82/63.03
  6. Step 6: Final answer
    x = 60.14

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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.