Home / 263,077.20-394,674.24-122,759.28

Finding the Fourth Proportional to 263,077.20, 394,674.24 and 122,759.28

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Solution

The fourth proportional to 263,077.20, 394,674.24 and 122,759.28 is: 184,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,077.20 : 394,674.24 = 122,759.28 : x
  2. Step 2: Convert to fraction form
    263,077.20/394,674.24 = 122,759.28/x
  3. Step 3: Cross multiply
    263,077.20x = 394,674.24 × 122,759.28
  4. Step 4: Simplify right side
    263,077.20x = 48,449,925,536.95
  5. Step 5: Solve for x
    x = 48,449,925,536.95/263,077.20
  6. Step 6: Final answer
    x = 184,166.19

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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.