Home / 214,518.14-321,819.15-64,770.62

Finding the Fourth Proportional to 214,518.14, 321,819.15 and 64,770.62

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Solution

The fourth proportional to 214,518.14, 321,819.15 and 64,770.62 is: 97,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,518.14 : 321,819.15 = 64,770.62 : x
  2. Step 2: Convert to fraction form
    214,518.14/321,819.15 = 64,770.62/x
  3. Step 3: Cross multiply
    214,518.14x = 321,819.15 × 64,770.62
  4. Step 4: Simplify right side
    214,518.14x = 20,844,425,873.37
  5. Step 5: Solve for x
    x = 20,844,425,873.37/214,518.14
  6. Step 6: Final answer
    x = 97,168.59

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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.