Home / 263,913.05-395,864.03-64,234.55

Finding the Fourth Proportional to 263,913.05, 395,864.03 and 64,234.55

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Solution

The fourth proportional to 263,913.05, 395,864.03 and 64,234.55 is: 96,350.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,913.05 : 395,864.03 = 64,234.55 : x
  2. Step 2: Convert to fraction form
    263,913.05/395,864.03 = 64,234.55/x
  3. Step 3: Cross multiply
    263,913.05x = 395,864.03 × 64,234.55
  4. Step 4: Simplify right side
    263,913.05x = 25,428,148,978.48
  5. Step 5: Solve for x
    x = 25,428,148,978.48/263,913.05
  6. Step 6: Final answer
    x = 96,350.48

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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.