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Finding the Fourth Proportional to 69,394.92, 104,124.60 and 22,017.48

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Solution

The fourth proportional to 69,394.92, 104,124.60 and 22,017.48 is: 33,036.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,394.92 : 104,124.60 = 22,017.48 : x
  2. Step 2: Convert to fraction form
    69,394.92/104,124.60 = 22,017.48/x
  3. Step 3: Cross multiply
    69,394.92x = 104,124.60 × 22,017.48
  4. Step 4: Simplify right side
    69,394.92x = 2,292,561,298.01
  5. Step 5: Solve for x
    x = 2,292,561,298.01/69,394.92
  6. Step 6: Final answer
    x = 33,036.44

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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.