Home / 263,734.68-395,169.53-111,810.38

Finding the Fourth Proportional to 263,734.68, 395,169.53 and 111,810.38

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Solution

The fourth proportional to 263,734.68, 395,169.53 and 111,810.38 is: 167,532.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,734.68 : 395,169.53 = 111,810.38 : x
  2. Step 2: Convert to fraction form
    263,734.68/395,169.53 = 111,810.38/x
  3. Step 3: Cross multiply
    263,734.68x = 395,169.53 × 111,810.38
  4. Step 4: Simplify right side
    263,734.68x = 44,184,052,778.82
  5. Step 5: Solve for x
    x = 44,184,052,778.82/263,734.68
  6. Step 6: Final answer
    x = 167,532.21

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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.