Home / 68,782.62-94,936.89-41,939.91

Finding the Fourth Proportional to 68,782.62, 94,936.89 and 41,939.91

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Solution

The fourth proportional to 68,782.62, 94,936.89 and 41,939.91 is: 57,887.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,782.62 : 94,936.89 = 41,939.91 : x
  2. Step 2: Convert to fraction form
    68,782.62/94,936.89 = 41,939.91/x
  3. Step 3: Cross multiply
    68,782.62x = 94,936.89 × 41,939.91
  4. Step 4: Simplify right side
    68,782.62x = 3,981,644,622.28
  5. Step 5: Solve for x
    x = 3,981,644,622.28/68,782.62
  6. Step 6: Final answer
    x = 57,887.36

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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.