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Finding the Fourth Proportional to 183.02, 252.49 and 109.34

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Solution

The fourth proportional to 183.02, 252.49 and 109.34 is: 150.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.02 : 252.49 = 109.34 : x
  2. Step 2: Convert to fraction form
    183.02/252.49 = 109.34/x
  3. Step 3: Cross multiply
    183.02x = 252.49 × 109.34
  4. Step 4: Simplify right side
    183.02x = 27,605.72
  5. Step 5: Solve for x
    x = 27,605.72/183.02
  6. Step 6: Final answer
    x = 150.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.