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Finding the Fourth Proportional to 203.94, 281.25 and 184.50

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Solution

The fourth proportional to 203.94, 281.25 and 184.50 is: 254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    203.94 : 281.25 = 184.50 : x
  2. Step 2: Convert to fraction form
    203.94/281.25 = 184.50/x
  3. Step 3: Cross multiply
    203.94x = 281.25 × 184.50
  4. Step 4: Simplify right side
    203.94x = 51,890.63
  5. Step 5: Solve for x
    x = 51,890.63/203.94
  6. Step 6: Final answer
    x = 254.44

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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.