Home / 214,669.60-322,004.40-179,936.80

Finding the Fourth Proportional to 214,669.60, 322,004.40 and 179,936.80

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Solution

The fourth proportional to 214,669.60, 322,004.40 and 179,936.80 is: 269,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,669.60 : 322,004.40 = 179,936.80 : x
  2. Step 2: Convert to fraction form
    214,669.60/322,004.40 = 179,936.80/x
  3. Step 3: Cross multiply
    214,669.60x = 322,004.40 × 179,936.80
  4. Step 4: Simplify right side
    214,669.60x = 57,940,441,321.92
  5. Step 5: Solve for x
    x = 57,940,441,321.92/214,669.60
  6. Step 6: Final answer
    x = 269,905.20

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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.