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Finding the Fourth Proportional to 63.42, 94.98 and 37.32

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Solution

The fourth proportional to 63.42, 94.98 and 37.32 is: 55.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.42 : 94.98 = 37.32 : x
  2. Step 2: Convert to fraction form
    63.42/94.98 = 37.32/x
  3. Step 3: Cross multiply
    63.42x = 94.98 × 37.32
  4. Step 4: Simplify right side
    63.42x = 3,544.65
  5. Step 5: Solve for x
    x = 3,544.65/63.42
  6. Step 6: Final answer
    x = 55.89

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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.