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Finding the Fourth Proportional to 194.54, 267.90 and 182.19

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Solution

The fourth proportional to 194.54, 267.90 and 182.19 is: 250.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.54 : 267.90 = 182.19 : x
  2. Step 2: Convert to fraction form
    194.54/267.90 = 182.19/x
  3. Step 3: Cross multiply
    194.54x = 267.90 × 182.19
  4. Step 4: Simplify right side
    194.54x = 48,807.36
  5. Step 5: Solve for x
    x = 48,807.36/194.54
  6. Step 6: Final answer
    x = 250.89

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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.