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Finding the Fourth Proportional to 63.04, 94.50 and 50.92

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Solution

The fourth proportional to 63.04, 94.50 and 50.92 is: 76.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.04 : 94.50 = 50.92 : x
  2. Step 2: Convert to fraction form
    63.04/94.50 = 50.92/x
  3. Step 3: Cross multiply
    63.04x = 94.50 × 50.92
  4. Step 4: Simplify right side
    63.04x = 4,811.94
  5. Step 5: Solve for x
    x = 4,811.94/63.04
  6. Step 6: Final answer
    x = 76.33

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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.