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Finding the Fourth Proportional to 60.94, 91.34 and 26.73

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Solution

The fourth proportional to 60.94, 91.34 and 26.73 is: 40.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.94 : 91.34 = 26.73 : x
  2. Step 2: Convert to fraction form
    60.94/91.34 = 26.73/x
  3. Step 3: Cross multiply
    60.94x = 91.34 × 26.73
  4. Step 4: Simplify right side
    60.94x = 2,441.52
  5. Step 5: Solve for x
    x = 2,441.52/60.94
  6. Step 6: Final answer
    x = 40.06

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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.