Home / 82,836.48-124,241.76-27,432.48

Finding the Fourth Proportional to 82,836.48, 124,241.76 and 27,432.48

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Solution

The fourth proportional to 82,836.48, 124,241.76 and 27,432.48 is: 41,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,836.48 : 124,241.76 = 27,432.48 : x
  2. Step 2: Convert to fraction form
    82,836.48/124,241.76 = 27,432.48/x
  3. Step 3: Cross multiply
    82,836.48x = 124,241.76 × 27,432.48
  4. Step 4: Simplify right side
    82,836.48x = 3,408,259,596.36
  5. Step 5: Solve for x
    x = 3,408,259,596.36/82,836.48
  6. Step 6: Final answer
    x = 41,144.43

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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.