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Finding the Fourth Proportional to 67.01, 100.44 and 60.26

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Solution

The fourth proportional to 67.01, 100.44 and 60.26 is: 90.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.01 : 100.44 = 60.26 : x
  2. Step 2: Convert to fraction form
    67.01/100.44 = 60.26/x
  3. Step 3: Cross multiply
    67.01x = 100.44 × 60.26
  4. Step 4: Simplify right side
    67.01x = 6,052.01
  5. Step 5: Solve for x
    x = 6,052.01/67.01
  6. Step 6: Final answer
    x = 90.32

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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.