Home / 322,090.11-482,936.73-108,837.87

Finding the Fourth Proportional to 322,090.11, 482,936.73 and 108,837.87

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Solution

The fourth proportional to 322,090.11, 482,936.73 and 108,837.87 is: 163,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,090.11 : 482,936.73 = 108,837.87 : x
  2. Step 2: Convert to fraction form
    322,090.11/482,936.73 = 108,837.87/x
  3. Step 3: Cross multiply
    322,090.11x = 482,936.73 × 108,837.87
  4. Step 4: Simplify right side
    322,090.11x = 52,561,805,037.97
  5. Step 5: Solve for x
    x = 52,561,805,037.97/322,090.11
  6. Step 6: Final answer
    x = 163,189.75

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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.