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Finding the Fourth Proportional to 67.94, 101.91 and 24.62

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Solution

The fourth proportional to 67.94, 101.91 and 24.62 is: 36.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.94 : 101.91 = 24.62 : x
  2. Step 2: Convert to fraction form
    67.94/101.91 = 24.62/x
  3. Step 3: Cross multiply
    67.94x = 101.91 × 24.62
  4. Step 4: Simplify right side
    67.94x = 2,508.51
  5. Step 5: Solve for x
    x = 2,508.51/67.94
  6. Step 6: Final answer
    x = 36.93

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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.