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Finding the Fourth Proportional to 46.41, 69.59 and 43.73

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Solution

The fourth proportional to 46.41, 69.59 and 43.73 is: 65.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.41 : 69.59 = 43.73 : x
  2. Step 2: Convert to fraction form
    46.41/69.59 = 43.73/x
  3. Step 3: Cross multiply
    46.41x = 69.59 × 43.73
  4. Step 4: Simplify right side
    46.41x = 3,042.60
  5. Step 5: Solve for x
    x = 3,042.60/46.41
  6. Step 6: Final answer
    x = 65.56

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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.