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Finding the Fourth Proportional to 44.45, 61.27 and 36.26

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Solution

The fourth proportional to 44.45, 61.27 and 36.26 is: 49.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.45 : 61.27 = 36.26 : x
  2. Step 2: Convert to fraction form
    44.45/61.27 = 36.26/x
  3. Step 3: Cross multiply
    44.45x = 61.27 × 36.26
  4. Step 4: Simplify right side
    44.45x = 2,221.65
  5. Step 5: Solve for x
    x = 2,221.65/44.45
  6. Step 6: Final answer
    x = 49.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.