Home / 279,385.35-418,924.94-110,734.85

Finding the Fourth Proportional to 279,385.35, 418,924.94 and 110,734.85

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Solution

The fourth proportional to 279,385.35, 418,924.94 and 110,734.85 is: 166,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,385.35 : 418,924.94 = 110,734.85 : x
  2. Step 2: Convert to fraction form
    279,385.35/418,924.94 = 110,734.85/x
  3. Step 3: Cross multiply
    279,385.35x = 418,924.94 × 110,734.85
  4. Step 4: Simplify right side
    279,385.35x = 46,389,587,743.86
  5. Step 5: Solve for x
    x = 46,389,587,743.86/279,385.35
  6. Step 6: Final answer
    x = 166,041.59

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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.