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Finding the Fourth Proportional to 182.43, 273.27 and 130.95

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Solution

The fourth proportional to 182.43, 273.27 and 130.95 is: 196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.43 : 273.27 = 130.95 : x
  2. Step 2: Convert to fraction form
    182.43/273.27 = 130.95/x
  3. Step 3: Cross multiply
    182.43x = 273.27 × 130.95
  4. Step 4: Simplify right side
    182.43x = 35,784.71
  5. Step 5: Solve for x
    x = 35,784.71/182.43
  6. Step 6: Final answer
    x = 196.16

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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.