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Finding the Fourth Proportional to 63.45, 95.01 and 46.44

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Solution

The fourth proportional to 63.45, 95.01 and 46.44 is: 69.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.45 : 95.01 = 46.44 : x
  2. Step 2: Convert to fraction form
    63.45/95.01 = 46.44/x
  3. Step 3: Cross multiply
    63.45x = 95.01 × 46.44
  4. Step 4: Simplify right side
    63.45x = 4,411.89
  5. Step 5: Solve for x
    x = 4,411.89/63.45
  6. Step 6: Final answer
    x = 69.54

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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.