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Finding the Fourth Proportional to 150.93, 226.42 and 73.94

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Solution

The fourth proportional to 150.93, 226.42 and 73.94 is: 110.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.93 : 226.42 = 73.94 : x
  2. Step 2: Convert to fraction form
    150.93/226.42 = 73.94/x
  3. Step 3: Cross multiply
    150.93x = 226.42 × 73.94
  4. Step 4: Simplify right side
    150.93x = 16,740.18
  5. Step 5: Solve for x
    x = 16,740.18/150.93
  6. Step 6: Final answer
    x = 110.91

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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.