Home / 214,949.41-321,932.37-102,708.52

Finding the Fourth Proportional to 214,949.41, 321,932.37 and 102,708.52

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Solution

The fourth proportional to 214,949.41, 321,932.37 and 102,708.52 is: 153,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,949.41 : 321,932.37 = 102,708.52 : x
  2. Step 2: Convert to fraction form
    214,949.41/321,932.37 = 102,708.52/x
  3. Step 3: Cross multiply
    214,949.41x = 321,932.37 × 102,708.52
  4. Step 4: Simplify right side
    214,949.41x = 33,065,197,262.79
  5. Step 5: Solve for x
    x = 33,065,197,262.79/214,949.41
  6. Step 6: Final answer
    x = 153,827.81

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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.