Home / 68,782.68-94,936.97-41,939.98

Finding the Fourth Proportional to 68,782.68, 94,936.97 and 41,939.98

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Solution

The fourth proportional to 68,782.68, 94,936.97 and 41,939.98 is: 57,887.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,782.68 : 94,936.97 = 41,939.98 : x
  2. Step 2: Convert to fraction form
    68,782.68/94,936.97 = 41,939.98/x
  3. Step 3: Cross multiply
    68,782.68x = 94,936.97 × 41,939.98
  4. Step 4: Simplify right side
    68,782.68x = 3,981,654,623.06
  5. Step 5: Solve for x
    x = 3,981,654,623.06/68,782.68
  6. Step 6: Final answer
    x = 57,887.46

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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.