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Finding the Fourth Proportional to 49,622, 68,478.36 and 27,267.44

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Solution

The fourth proportional to 49,622, 68,478.36 and 27,267.44 is: 37,629.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,622 : 68,478.36 = 27,267.44 : x
  2. Step 2: Convert to fraction form
    49,622/68,478.36 = 27,267.44/x
  3. Step 3: Cross multiply
    49,622x = 68,478.36 × 27,267.44
  4. Step 4: Simplify right side
    49,622x = 1,867,229,572.60
  5. Step 5: Solve for x
    x = 1,867,229,572.60/49,622
  6. Step 6: Final answer
    x = 37,629.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.