Home / 50,721.31-76,102.92-22,243.53

Finding the Fourth Proportional to 50,721.31, 76,102.92 and 22,243.53

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Solution

The fourth proportional to 50,721.31, 76,102.92 and 22,243.53 is: 33,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,721.31 : 76,102.92 = 22,243.53 : x
  2. Step 2: Convert to fraction form
    50,721.31/76,102.92 = 22,243.53/x
  3. Step 3: Cross multiply
    50,721.31x = 76,102.92 × 22,243.53
  4. Step 4: Simplify right side
    50,721.31x = 1,692,797,584.11
  5. Step 5: Solve for x
    x = 1,692,797,584.11/50,721.31
  6. Step 6: Final answer
    x = 33,374.48

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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.