Home / 214,546.74-321,822.48-64,788.30

Finding the Fourth Proportional to 214,546.74, 321,822.48 and 64,788.30

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Solution

The fourth proportional to 214,546.74, 321,822.48 and 64,788.30 is: 97,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,546.74 : 321,822.48 = 64,788.30 : x
  2. Step 2: Convert to fraction form
    214,546.74/321,822.48 = 64,788.30/x
  3. Step 3: Cross multiply
    214,546.74x = 321,822.48 × 64,788.30
  4. Step 4: Simplify right side
    214,546.74x = 20,850,331,380.98
  5. Step 5: Solve for x
    x = 20,850,331,380.98/214,546.74
  6. Step 6: Final answer
    x = 97,183.17

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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.