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Finding the Fourth Proportional to 63.05, 94.53 and 22.46

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Solution

The fourth proportional to 63.05, 94.53 and 22.46 is: 33.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.05 : 94.53 = 22.46 : x
  2. Step 2: Convert to fraction form
    63.05/94.53 = 22.46/x
  3. Step 3: Cross multiply
    63.05x = 94.53 × 22.46
  4. Step 4: Simplify right side
    63.05x = 2,123.14
  5. Step 5: Solve for x
    x = 2,123.14/63.05
  6. Step 6: Final answer
    x = 33.67

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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.