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Finding the Fourth Proportional to 150.98, 226.53 and 105.35

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Solution

The fourth proportional to 150.98, 226.53 and 105.35 is: 158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.98 : 226.53 = 105.35 : x
  2. Step 2: Convert to fraction form
    150.98/226.53 = 105.35/x
  3. Step 3: Cross multiply
    150.98x = 226.53 × 105.35
  4. Step 4: Simplify right side
    150.98x = 23,863.80
  5. Step 5: Solve for x
    x = 23,863.80/150.98
  6. Step 6: Final answer
    x = 158.06

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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.