Home / 233,257.14-321,869.97-131,287.86

Finding the Fourth Proportional to 233,257.14, 321,869.97 and 131,287.86

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Solution

The fourth proportional to 233,257.14, 321,869.97 and 131,287.86 is: 181,163.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,257.14 : 321,869.97 = 131,287.86 : x
  2. Step 2: Convert to fraction form
    233,257.14/321,869.97 = 131,287.86/x
  3. Step 3: Cross multiply
    233,257.14x = 321,869.97 × 131,287.86
  4. Step 4: Simplify right side
    233,257.14x = 42,257,619,559.56
  5. Step 5: Solve for x
    x = 42,257,619,559.56/233,257.14
  6. Step 6: Final answer
    x = 181,163.24

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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.