Home / 268,849.43-403,523.37-135,823.33

Finding the Fourth Proportional to 268,849.43, 403,523.37 and 135,823.33

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Solution

The fourth proportional to 268,849.43, 403,523.37 and 135,823.33 is: 203,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,849.43 : 403,523.37 = 135,823.33 : x
  2. Step 2: Convert to fraction form
    268,849.43/403,523.37 = 135,823.33/x
  3. Step 3: Cross multiply
    268,849.43x = 403,523.37 × 135,823.33
  4. Step 4: Simplify right side
    268,849.43x = 54,807,888,350.63
  5. Step 5: Solve for x
    x = 54,807,888,350.63/268,849.43
  6. Step 6: Final answer
    x = 203,860.91

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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.