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Finding the Fourth Proportional to 201.73, 302.56 and 92.01

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Solution

The fourth proportional to 201.73, 302.56 and 92.01 is: 138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.73 : 302.56 = 92.01 : x
  2. Step 2: Convert to fraction form
    201.73/302.56 = 92.01/x
  3. Step 3: Cross multiply
    201.73x = 302.56 × 92.01
  4. Step 4: Simplify right side
    201.73x = 27,838.55
  5. Step 5: Solve for x
    x = 27,838.55/201.73
  6. Step 6: Final answer
    x = 138.00

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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.