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Finding the Fourth Proportional to 43.47, 60.03 and 41.76

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Solution

The fourth proportional to 43.47, 60.03 and 41.76 is: 57.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.47 : 60.03 = 41.76 : x
  2. Step 2: Convert to fraction form
    43.47/60.03 = 41.76/x
  3. Step 3: Cross multiply
    43.47x = 60.03 × 41.76
  4. Step 4: Simplify right side
    43.47x = 2,506.85
  5. Step 5: Solve for x
    x = 2,506.85/43.47
  6. Step 6: Final answer
    x = 57.67

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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.