Home / 81,982.96-123,044.53-32,098.09

Finding the Fourth Proportional to 81,982.96, 123,044.53 and 32,098.09

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Solution

The fourth proportional to 81,982.96, 123,044.53 and 32,098.09 is: 48,174.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,982.96 : 123,044.53 = 32,098.09 : x
  2. Step 2: Convert to fraction form
    81,982.96/123,044.53 = 32,098.09/x
  3. Step 3: Cross multiply
    81,982.96x = 123,044.53 × 32,098.09
  4. Step 4: Simplify right side
    81,982.96x = 3,949,494,130.46
  5. Step 5: Solve for x
    x = 3,949,494,130.46/81,982.96
  6. Step 6: Final answer
    x = 48,174.57

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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.