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Finding the Fourth Proportional to 150.69, 226.08 and 102.54

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Solution

The fourth proportional to 150.69, 226.08 and 102.54 is: 153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.69 : 226.08 = 102.54 : x
  2. Step 2: Convert to fraction form
    150.69/226.08 = 102.54/x
  3. Step 3: Cross multiply
    150.69x = 226.08 × 102.54
  4. Step 4: Simplify right side
    150.69x = 23,182.24
  5. Step 5: Solve for x
    x = 23,182.24/150.69
  6. Step 6: Final answer
    x = 153.84

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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.