Home / 81,994.23-122,912.91-32,057.73

Finding the Fourth Proportional to 81,994.23, 122,912.91 and 32,057.73

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Solution

The fourth proportional to 81,994.23, 122,912.91 and 32,057.73 is: 48,055.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,994.23 : 122,912.91 = 32,057.73 : x
  2. Step 2: Convert to fraction form
    81,994.23/122,912.91 = 32,057.73/x
  3. Step 3: Cross multiply
    81,994.23x = 122,912.91 × 32,057.73
  4. Step 4: Simplify right side
    81,994.23x = 3,940,308,882.29
  5. Step 5: Solve for x
    x = 3,940,308,882.29/81,994.23
  6. Step 6: Final answer
    x = 48,055.93

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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.