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Finding the Fourth Proportional to 183.15, 252.74 and 134.24

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Solution

The fourth proportional to 183.15, 252.74 and 134.24 is: 185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.15 : 252.74 = 134.24 : x
  2. Step 2: Convert to fraction form
    183.15/252.74 = 134.24/x
  3. Step 3: Cross multiply
    183.15x = 252.74 × 134.24
  4. Step 4: Simplify right side
    183.15x = 33,925.88
  5. Step 5: Solve for x
    x = 33,925.88/183.15
  6. Step 6: Final answer
    x = 185.24

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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.