Home / 68,786.08-94,922.81-41,918.78

Finding the Fourth Proportional to 68,786.08, 94,922.81 and 41,918.78

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Solution

The fourth proportional to 68,786.08, 94,922.81 and 41,918.78 is: 57,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,786.08 : 94,922.81 = 41,918.78 : x
  2. Step 2: Convert to fraction form
    68,786.08/94,922.81 = 41,918.78/x
  3. Step 3: Cross multiply
    68,786.08x = 94,922.81 × 41,918.78
  4. Step 4: Simplify right side
    68,786.08x = 3,979,048,389.37
  5. Step 5: Solve for x
    x = 3,979,048,389.37/68,786.08
  6. Step 6: Final answer
    x = 57,846.71

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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.