Home / 214,288-321,496.24-64,533.16

Finding the Fourth Proportional to 214,288, 321,496.24 and 64,533.16

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Solution

The fourth proportional to 214,288, 321,496.24 and 64,533.16 is: 96,819.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,288 : 321,496.24 = 64,533.16 : x
  2. Step 2: Convert to fraction form
    214,288/321,496.24 = 64,533.16/x
  3. Step 3: Cross multiply
    214,288x = 321,496.24 × 64,533.16
  4. Step 4: Simplify right side
    214,288x = 20,747,168,295.32
  5. Step 5: Solve for x
    x = 20,747,168,295.32/214,288
  6. Step 6: Final answer
    x = 96,819.09

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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.