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Finding the Fourth Proportional to 63.53, 95.35 and 33.11

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Solution

The fourth proportional to 63.53, 95.35 and 33.11 is: 49.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.53 : 95.35 = 33.11 : x
  2. Step 2: Convert to fraction form
    63.53/95.35 = 33.11/x
  3. Step 3: Cross multiply
    63.53x = 95.35 × 33.11
  4. Step 4: Simplify right side
    63.53x = 3,157.19
  5. Step 5: Solve for x
    x = 3,157.19/63.53
  6. Step 6: Final answer
    x = 49.70

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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.