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Finding the Fourth Proportional to 182.87, 252.16 and 127.58

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Solution

The fourth proportional to 182.87, 252.16 and 127.58 is: 175.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.87 : 252.16 = 127.58 : x
  2. Step 2: Convert to fraction form
    182.87/252.16 = 127.58/x
  3. Step 3: Cross multiply
    182.87x = 252.16 × 127.58
  4. Step 4: Simplify right side
    182.87x = 32,170.57
  5. Step 5: Solve for x
    x = 32,170.57/182.87
  6. Step 6: Final answer
    x = 175.93

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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.