Home / 214,268.31-321,205.64-114,497.37

Finding the Fourth Proportional to 214,268.31, 321,205.64 and 114,497.37

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Solution

The fourth proportional to 214,268.31, 321,205.64 and 114,497.37 is: 171,640.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,268.31 : 321,205.64 = 114,497.37 : x
  2. Step 2: Convert to fraction form
    214,268.31/321,205.64 = 114,497.37/x
  3. Step 3: Cross multiply
    214,268.31x = 321,205.64 × 114,497.37
  4. Step 4: Simplify right side
    214,268.31x = 36,777,200,436.68
  5. Step 5: Solve for x
    x = 36,777,200,436.68/214,268.31
  6. Step 6: Final answer
    x = 171,640.88

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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.