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Finding the Fourth Proportional to 246.64, 369.88 and 73.26

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Solution

The fourth proportional to 246.64, 369.88 and 73.26 is: 109.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.64 : 369.88 = 73.26 : x
  2. Step 2: Convert to fraction form
    246.64/369.88 = 73.26/x
  3. Step 3: Cross multiply
    246.64x = 369.88 × 73.26
  4. Step 4: Simplify right side
    246.64x = 27,097.41
  5. Step 5: Solve for x
    x = 27,097.41/246.64
  6. Step 6: Final answer
    x = 109.87

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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.