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Finding the Fourth Proportional to 69,290.92, 103,947.24 and 22,532.84

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Solution

The fourth proportional to 69,290.92, 103,947.24 and 22,532.84 is: 33,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,290.92 : 103,947.24 = 22,532.84 : x
  2. Step 2: Convert to fraction form
    69,290.92/103,947.24 = 22,532.84/x
  3. Step 3: Cross multiply
    69,290.92x = 103,947.24 × 22,532.84
  4. Step 4: Simplify right side
    69,290.92x = 2,342,226,527.36
  5. Step 5: Solve for x
    x = 2,342,226,527.36/69,290.92
  6. Step 6: Final answer
    x = 33,802.79

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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.