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Finding the Fourth Proportional to 44.84, 67.08 and 44.48

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Solution

The fourth proportional to 44.84, 67.08 and 44.48 is: 66.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.84 : 67.08 = 44.48 : x
  2. Step 2: Convert to fraction form
    44.84/67.08 = 44.48/x
  3. Step 3: Cross multiply
    44.84x = 67.08 × 44.48
  4. Step 4: Simplify right side
    44.84x = 2,983.72
  5. Step 5: Solve for x
    x = 2,983.72/44.84
  6. Step 6: Final answer
    x = 66.54

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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.