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Finding the Fourth Proportional to 150.58, 225.96 and 105.04

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Solution

The fourth proportional to 150.58, 225.96 and 105.04 is: 157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.58 : 225.96 = 105.04 : x
  2. Step 2: Convert to fraction form
    150.58/225.96 = 105.04/x
  3. Step 3: Cross multiply
    150.58x = 225.96 × 105.04
  4. Step 4: Simplify right side
    150.58x = 23,734.84
  5. Step 5: Solve for x
    x = 23,734.84/150.58
  6. Step 6: Final answer
    x = 157.62

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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.