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Finding the Fourth Proportional to 69,396.11, 104,097.88 and 22,014.80

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Solution

The fourth proportional to 69,396.11, 104,097.88 and 22,014.80 is: 33,023.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,396.11 : 104,097.88 = 22,014.80 : x
  2. Step 2: Convert to fraction form
    69,396.11/104,097.88 = 22,014.80/x
  3. Step 3: Cross multiply
    69,396.11x = 104,097.88 × 22,014.80
  4. Step 4: Simplify right side
    69,396.11x = 2,291,694,008.62
  5. Step 5: Solve for x
    x = 2,291,694,008.62/69,396.11
  6. Step 6: Final answer
    x = 33,023.38

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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.