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Finding the Fourth Proportional to 46.60, 69.56 and 44.24

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Solution

The fourth proportional to 46.60, 69.56 and 44.24 is: 66.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.60 : 69.56 = 44.24 : x
  2. Step 2: Convert to fraction form
    46.60/69.56 = 44.24/x
  3. Step 3: Cross multiply
    46.60x = 69.56 × 44.24
  4. Step 4: Simplify right side
    46.60x = 3,077.33
  5. Step 5: Solve for x
    x = 3,077.33/46.60
  6. Step 6: Final answer
    x = 66.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.