Home / 262,610.37-394,014.82-102,800.51

Finding the Fourth Proportional to 262,610.37, 394,014.82 and 102,800.51

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Solution

The fourth proportional to 262,610.37, 394,014.82 and 102,800.51 is: 154,239.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,610.37 : 394,014.82 = 102,800.51 : x
  2. Step 2: Convert to fraction form
    262,610.37/394,014.82 = 102,800.51/x
  3. Step 3: Cross multiply
    262,610.37x = 394,014.82 × 102,800.51
  4. Step 4: Simplify right side
    262,610.37x = 40,504,922,216.48
  5. Step 5: Solve for x
    x = 40,504,922,216.48/262,610.37
  6. Step 6: Final answer
    x = 154,239.61

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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.