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Finding the Fourth Proportional to 183.36, 276.03 and 166.60

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Solution

The fourth proportional to 183.36, 276.03 and 166.60 is: 250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.36 : 276.03 = 166.60 : x
  2. Step 2: Convert to fraction form
    183.36/276.03 = 166.60/x
  3. Step 3: Cross multiply
    183.36x = 276.03 × 166.60
  4. Step 4: Simplify right side
    183.36x = 45,986.60
  5. Step 5: Solve for x
    x = 45,986.60/183.36
  6. Step 6: Final answer
    x = 250.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.