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Finding the Fourth Proportional to 201.64, 300.98 and 184.54

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Solution

The fourth proportional to 201.64, 300.98 and 184.54 is: 275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.64 : 300.98 = 184.54 : x
  2. Step 2: Convert to fraction form
    201.64/300.98 = 184.54/x
  3. Step 3: Cross multiply
    201.64x = 300.98 × 184.54
  4. Step 4: Simplify right side
    201.64x = 55,542.85
  5. Step 5: Solve for x
    x = 55,542.85/201.64
  6. Step 6: Final answer
    x = 275.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.