Home / 214,081.88-321,110.46-64,318.95

Finding the Fourth Proportional to 214,081.88, 321,110.46 and 64,318.95

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Solution

The fourth proportional to 214,081.88, 321,110.46 and 64,318.95 is: 96,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,081.88 : 321,110.46 = 64,318.95 : x
  2. Step 2: Convert to fraction form
    214,081.88/321,110.46 = 64,318.95/x
  3. Step 3: Cross multiply
    214,081.88x = 321,110.46 × 64,318.95
  4. Step 4: Simplify right side
    214,081.88x = 20,653,487,621.22
  5. Step 5: Solve for x
    x = 20,653,487,621.22/214,081.88
  6. Step 6: Final answer
    x = 96,474.71

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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.