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Finding the Fourth Proportional to 69,959.62, 104,949.80 and 22,559.13

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Solution

The fourth proportional to 69,959.62, 104,949.80 and 22,559.13 is: 33,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,959.62 : 104,949.80 = 22,559.13 : x
  2. Step 2: Convert to fraction form
    69,959.62/104,949.80 = 22,559.13/x
  3. Step 3: Cross multiply
    69,959.62x = 104,949.80 × 22,559.13
  4. Step 4: Simplify right side
    69,959.62x = 2,367,576,512.09
  5. Step 5: Solve for x
    x = 2,367,576,512.09/69,959.62
  6. Step 6: Final answer
    x = 33,842.04

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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.