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Finding the Fourth Proportional to 43.99, 60.74 and 36.76

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Solution

The fourth proportional to 43.99, 60.74 and 36.76 is: 50.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.99 : 60.74 = 36.76 : x
  2. Step 2: Convert to fraction form
    43.99/60.74 = 36.76/x
  3. Step 3: Cross multiply
    43.99x = 60.74 × 36.76
  4. Step 4: Simplify right side
    43.99x = 2,232.80
  5. Step 5: Solve for x
    x = 2,232.80/43.99
  6. Step 6: Final answer
    x = 50.76

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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.