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Finding the Fourth Proportional to 246.25, 369.38 and 63.65

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Solution

The fourth proportional to 246.25, 369.38 and 63.65 is: 95.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.25 : 369.38 = 63.65 : x
  2. Step 2: Convert to fraction form
    246.25/369.38 = 63.65/x
  3. Step 3: Cross multiply
    246.25x = 369.38 × 63.65
  4. Step 4: Simplify right side
    246.25x = 23,509.68
  5. Step 5: Solve for x
    x = 23,509.68/246.25
  6. Step 6: Final answer
    x = 95.47

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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.