Home / 263,637.28-395,374.10-95,135.76

Finding the Fourth Proportional to 263,637.28, 395,374.10 and 95,135.76

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Solution

The fourth proportional to 263,637.28, 395,374.10 and 95,135.76 is: 142,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,637.28 : 395,374.10 = 95,135.76 : x
  2. Step 2: Convert to fraction form
    263,637.28/395,374.10 = 95,135.76/x
  3. Step 3: Cross multiply
    263,637.28x = 395,374.10 × 95,135.76
  4. Step 4: Simplify right side
    263,637.28x = 37,614,215,487.82
  5. Step 5: Solve for x
    x = 37,614,215,487.82/263,637.28
  6. Step 6: Final answer
    x = 142,674.11

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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.