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Finding the Fourth Proportional to 365.26, 547.50 and 134.02

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Solution

The fourth proportional to 365.26, 547.50 and 134.02 is: 200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.26 : 547.50 = 134.02 : x
  2. Step 2: Convert to fraction form
    365.26/547.50 = 134.02/x
  3. Step 3: Cross multiply
    365.26x = 547.50 × 134.02
  4. Step 4: Simplify right side
    365.26x = 73,375.95
  5. Step 5: Solve for x
    x = 73,375.95/365.26
  6. Step 6: Final answer
    x = 200.89

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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.