Home / 263,458.11-395,261.16-105,797.28

Finding the Fourth Proportional to 263,458.11, 395,261.16 and 105,797.28

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Solution

The fourth proportional to 263,458.11, 395,261.16 and 105,797.28 is: 158,725.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,458.11 : 395,261.16 = 105,797.28 : x
  2. Step 2: Convert to fraction form
    263,458.11/395,261.16 = 105,797.28/x
  3. Step 3: Cross multiply
    263,458.11x = 395,261.16 × 105,797.28
  4. Step 4: Simplify right side
    263,458.11x = 41,817,555,617.64
  5. Step 5: Solve for x
    x = 41,817,555,617.64/263,458.11
  6. Step 6: Final answer
    x = 158,725.63

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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.