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Finding the Fourth Proportional to 67.96, 101.94 and 37.48

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Solution

The fourth proportional to 67.96, 101.94 and 37.48 is: 56.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.96 : 101.94 = 37.48 : x
  2. Step 2: Convert to fraction form
    67.96/101.94 = 37.48/x
  3. Step 3: Cross multiply
    67.96x = 101.94 × 37.48
  4. Step 4: Simplify right side
    67.96x = 3,820.71
  5. Step 5: Solve for x
    x = 3,820.71/67.96
  6. Step 6: Final answer
    x = 56.22

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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.