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Finding the Fourth Proportional to 182.04, 251.15 and 112.05

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Solution

The fourth proportional to 182.04, 251.15 and 112.05 is: 154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.04 : 251.15 = 112.05 : x
  2. Step 2: Convert to fraction form
    182.04/251.15 = 112.05/x
  3. Step 3: Cross multiply
    182.04x = 251.15 × 112.05
  4. Step 4: Simplify right side
    182.04x = 28,140.80
  5. Step 5: Solve for x
    x = 28,140.80/182.04
  6. Step 6: Final answer
    x = 154.59

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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.