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Finding the Fourth Proportional to 68,198.04, 102,249.88 and 34,895.48

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Solution

The fourth proportional to 68,198.04, 102,249.88 and 34,895.48 is: 52,319.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,198.04 : 102,249.88 = 34,895.48 : x
  2. Step 2: Convert to fraction form
    68,198.04/102,249.88 = 34,895.48/x
  3. Step 3: Cross multiply
    68,198.04x = 102,249.88 × 34,895.48
  4. Step 4: Simplify right side
    68,198.04x = 3,568,058,642.54
  5. Step 5: Solve for x
    x = 3,568,058,642.54/68,198.04
  6. Step 6: Final answer
    x = 52,319.08

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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.