Home / 68,982.23-95,196.31-38,765.79

Finding the Fourth Proportional to 68,982.23, 95,196.31 and 38,765.79

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Solution

The fourth proportional to 68,982.23, 95,196.31 and 38,765.79 is: 53,497.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,982.23 : 95,196.31 = 38,765.79 : x
  2. Step 2: Convert to fraction form
    68,982.23/95,196.31 = 38,765.79/x
  3. Step 3: Cross multiply
    68,982.23x = 95,196.31 × 38,765.79
  4. Step 4: Simplify right side
    68,982.23x = 3,690,360,283.38
  5. Step 5: Solve for x
    x = 3,690,360,283.38/68,982.23
  6. Step 6: Final answer
    x = 53,497.26

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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.