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Finding the Fourth Proportional to 46.30, 68.99 and 44.11

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Solution

The fourth proportional to 46.30, 68.99 and 44.11 is: 65.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.30 : 68.99 = 44.11 : x
  2. Step 2: Convert to fraction form
    46.30/68.99 = 44.11/x
  3. Step 3: Cross multiply
    46.30x = 68.99 × 44.11
  4. Step 4: Simplify right side
    46.30x = 3,043.15
  5. Step 5: Solve for x
    x = 3,043.15/46.30
  6. Step 6: Final answer
    x = 65.73

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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.