Home / 202,804.56-279,777.24-131,207.85

Finding the Fourth Proportional to 202,804.56, 279,777.24 and 131,207.85

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Solution

The fourth proportional to 202,804.56, 279,777.24 and 131,207.85 is: 181,006.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,804.56 : 279,777.24 = 131,207.85 : x
  2. Step 2: Convert to fraction form
    202,804.56/279,777.24 = 131,207.85/x
  3. Step 3: Cross multiply
    202,804.56x = 279,777.24 × 131,207.85
  4. Step 4: Simplify right side
    202,804.56x = 36,708,970,139.33
  5. Step 5: Solve for x
    x = 36,708,970,139.33/202,804.56
  6. Step 6: Final answer
    x = 181,006.63

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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.