Home / 263,633.42-395,368.30-95,131.88

Finding the Fourth Proportional to 263,633.42, 395,368.30 and 95,131.88

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Solution

The fourth proportional to 263,633.42, 395,368.30 and 95,131.88 is: 142,668.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,633.42 : 395,368.30 = 95,131.88 : x
  2. Step 2: Convert to fraction form
    263,633.42/395,368.30 = 95,131.88/x
  3. Step 3: Cross multiply
    263,633.42x = 395,368.30 × 95,131.88
  4. Step 4: Simplify right side
    263,633.42x = 37,612,129,671.40
  5. Step 5: Solve for x
    x = 37,612,129,671.40/263,633.42
  6. Step 6: Final answer
    x = 142,668.29

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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.