Home / 107,801.91-161,699.22-32,919.03

Finding the Fourth Proportional to 107,801.91, 161,699.22 and 32,919.03

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Solution

The fourth proportional to 107,801.91, 161,699.22 and 32,919.03 is: 49,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,801.91 : 161,699.22 = 32,919.03 : x
  2. Step 2: Convert to fraction form
    107,801.91/161,699.22 = 32,919.03/x
  3. Step 3: Cross multiply
    107,801.91x = 161,699.22 × 32,919.03
  4. Step 4: Simplify right side
    107,801.91x = 5,322,981,474.16
  5. Step 5: Solve for x
    x = 5,322,981,474.16/107,801.91
  6. Step 6: Final answer
    x = 49,377.43

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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.