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Finding the Fourth Proportional to 44.98, 67.57 and 40.93

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Solution

The fourth proportional to 44.98, 67.57 and 40.93 is: 61.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.98 : 67.57 = 40.93 : x
  2. Step 2: Convert to fraction form
    44.98/67.57 = 40.93/x
  3. Step 3: Cross multiply
    44.98x = 67.57 × 40.93
  4. Step 4: Simplify right side
    44.98x = 2,765.37
  5. Step 5: Solve for x
    x = 2,765.37/44.98
  6. Step 6: Final answer
    x = 61.48

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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.