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Finding the Fourth Proportional to 150.88, 226.34 and 104.17

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Solution

The fourth proportional to 150.88, 226.34 and 104.17 is: 156.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.88 : 226.34 = 104.17 : x
  2. Step 2: Convert to fraction form
    150.88/226.34 = 104.17/x
  3. Step 3: Cross multiply
    150.88x = 226.34 × 104.17
  4. Step 4: Simplify right side
    150.88x = 23,578.15
  5. Step 5: Solve for x
    x = 23,578.15/150.88
  6. Step 6: Final answer
    x = 156.27

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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.