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Finding the Fourth Proportional to 69,194.52, 103,806.36 and 22,443.75

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Solution

The fourth proportional to 69,194.52, 103,806.36 and 22,443.75 is: 33,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,194.52 : 103,806.36 = 22,443.75 : x
  2. Step 2: Convert to fraction form
    69,194.52/103,806.36 = 22,443.75/x
  3. Step 3: Cross multiply
    69,194.52x = 103,806.36 × 22,443.75
  4. Step 4: Simplify right side
    69,194.52x = 2,329,803,992.25
  5. Step 5: Solve for x
    x = 2,329,803,992.25/69,194.52
  6. Step 6: Final answer
    x = 33,670.35

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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.