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Finding the Fourth Proportional to 69.69, 104.50 and 24.03

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Solution

The fourth proportional to 69.69, 104.50 and 24.03 is: 36.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69.69 : 104.50 = 24.03 : x
  2. Step 2: Convert to fraction form
    69.69/104.50 = 24.03/x
  3. Step 3: Cross multiply
    69.69x = 104.50 × 24.03
  4. Step 4: Simplify right side
    69.69x = 2,511.14
  5. Step 5: Solve for x
    x = 2,511.14/69.69
  6. Step 6: Final answer
    x = 36.03

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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.