Home / 214,247.34-321,296.94-87,851.70

Finding the Fourth Proportional to 214,247.34, 321,296.94 and 87,851.70

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Solution

The fourth proportional to 214,247.34, 321,296.94 and 87,851.70 is: 131,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,247.34 : 321,296.94 = 87,851.70 : x
  2. Step 2: Convert to fraction form
    214,247.34/321,296.94 = 87,851.70/x
  3. Step 3: Cross multiply
    214,247.34x = 321,296.94 × 87,851.70
  4. Step 4: Simplify right side
    214,247.34x = 28,226,482,383.80
  5. Step 5: Solve for x
    x = 28,226,482,383.80/214,247.34
  6. Step 6: Final answer
    x = 131,747.18

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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.