Home / 214,308.95-321,380.10-114,414.57

Finding the Fourth Proportional to 214,308.95, 321,380.10 and 114,414.57

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Solution

The fourth proportional to 214,308.95, 321,380.10 and 114,414.57 is: 171,577.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,308.95 : 321,380.10 = 114,414.57 : x
  2. Step 2: Convert to fraction form
    214,308.95/321,380.10 = 114,414.57/x
  3. Step 3: Cross multiply
    214,308.95x = 321,380.10 × 114,414.57
  4. Step 4: Simplify right side
    214,308.95x = 36,770,565,948.06
  5. Step 5: Solve for x
    x = 36,770,565,948.06/214,308.95
  6. Step 6: Final answer
    x = 171,577.37

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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.