Home / 263,185.76-363,230.96-149,982.56

Finding the Fourth Proportional to 263,185.76, 363,230.96 and 149,982.56

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Solution

The fourth proportional to 263,185.76, 363,230.96 and 149,982.56 is: 206,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,185.76 : 363,230.96 = 149,982.56 : x
  2. Step 2: Convert to fraction form
    263,185.76/363,230.96 = 149,982.56/x
  3. Step 3: Cross multiply
    263,185.76x = 363,230.96 × 149,982.56
  4. Step 4: Simplify right side
    263,185.76x = 54,478,309,252.06
  5. Step 5: Solve for x
    x = 54,478,309,252.06/263,185.76
  6. Step 6: Final answer
    x = 206,995.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.