Home / 214,910.64-321,922.99-125,894.27

Finding the Fourth Proportional to 214,910.64, 321,922.99 and 125,894.27

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Solution

The fourth proportional to 214,910.64, 321,922.99 and 125,894.27 is: 188,581.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,910.64 : 321,922.99 = 125,894.27 : x
  2. Step 2: Convert to fraction form
    214,910.64/321,922.99 = 125,894.27/x
  3. Step 3: Cross multiply
    214,910.64x = 321,922.99 × 125,894.27
  4. Step 4: Simplify right side
    214,910.64x = 40,528,259,822.27
  5. Step 5: Solve for x
    x = 40,528,259,822.27/214,910.64
  6. Step 6: Final answer
    x = 188,581.91

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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.