Home / 80,893.25-121,346.01-27,568.65

Finding the Fourth Proportional to 80,893.25, 121,346.01 and 27,568.65

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Solution

The fourth proportional to 80,893.25, 121,346.01 and 27,568.65 is: 41,355.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,893.25 : 121,346.01 = 27,568.65 : x
  2. Step 2: Convert to fraction form
    80,893.25/121,346.01 = 27,568.65/x
  3. Step 3: Cross multiply
    80,893.25x = 121,346.01 × 27,568.65
  4. Step 4: Simplify right side
    80,893.25x = 3,345,345,678.59
  5. Step 5: Solve for x
    x = 3,345,345,678.59/80,893.25
  6. Step 6: Final answer
    x = 41,355.07

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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.