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Finding the Fourth Proportional to 44.07, 60.92 and 43.80

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Solution

The fourth proportional to 44.07, 60.92 and 43.80 is: 60.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.07 : 60.92 = 43.80 : x
  2. Step 2: Convert to fraction form
    44.07/60.92 = 43.80/x
  3. Step 3: Cross multiply
    44.07x = 60.92 × 43.80
  4. Step 4: Simplify right side
    44.07x = 2,668.30
  5. Step 5: Solve for x
    x = 2,668.30/44.07
  6. Step 6: Final answer
    x = 60.55

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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.