Home / 214,517.52-321,577.61-79,506.41

Finding the Fourth Proportional to 214,517.52, 321,577.61 and 79,506.41

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Solution

The fourth proportional to 214,517.52, 321,577.61 and 79,506.41 is: 119,185.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,517.52 : 321,577.61 = 79,506.41 : x
  2. Step 2: Convert to fraction form
    214,517.52/321,577.61 = 79,506.41/x
  3. Step 3: Cross multiply
    214,517.52x = 321,577.61 × 79,506.41
  4. Step 4: Simplify right side
    214,517.52x = 25,567,479,302.06
  5. Step 5: Solve for x
    x = 25,567,479,302.06/214,517.52
  6. Step 6: Final answer
    x = 119,185.97

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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.