Home / 263,964.77-395,947.15-121,767.98

Finding the Fourth Proportional to 263,964.77, 395,947.15 and 121,767.98

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Solution

The fourth proportional to 263,964.77, 395,947.15 and 121,767.98 is: 182,651.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,964.77 : 395,947.15 = 121,767.98 : x
  2. Step 2: Convert to fraction form
    263,964.77/395,947.15 = 121,767.98/x
  3. Step 3: Cross multiply
    263,964.77x = 395,947.15 × 121,767.98
  4. Step 4: Simplify right side
    263,964.77x = 48,213,684,642.26
  5. Step 5: Solve for x
    x = 48,213,684,642.26/263,964.77
  6. Step 6: Final answer
    x = 182,651.97

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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.