Home / 279,190.48-418,924.11-110,707.20

Finding the Fourth Proportional to 279,190.48, 418,924.11 and 110,707.20

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Solution

The fourth proportional to 279,190.48, 418,924.11 and 110,707.20 is: 166,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,190.48 : 418,924.11 = 110,707.20 : x
  2. Step 2: Convert to fraction form
    279,190.48/418,924.11 = 110,707.20/x
  3. Step 3: Cross multiply
    279,190.48x = 418,924.11 × 110,707.20
  4. Step 4: Simplify right side
    279,190.48x = 46,377,915,230.59
  5. Step 5: Solve for x
    x = 46,377,915,230.59/279,190.48
  6. Step 6: Final answer
    x = 166,115.68

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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.