Home / 331,233.60-496,850.40-109,588.80

Finding the Fourth Proportional to 331,233.60, 496,850.40 and 109,588.80

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Solution

The fourth proportional to 331,233.60, 496,850.40 and 109,588.80 is: 164,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,233.60 : 496,850.40 = 109,588.80 : x
  2. Step 2: Convert to fraction form
    331,233.60/496,850.40 = 109,588.80/x
  3. Step 3: Cross multiply
    331,233.60x = 496,850.40 × 109,588.80
  4. Step 4: Simplify right side
    331,233.60x = 54,449,239,115.52
  5. Step 5: Solve for x
    x = 54,449,239,115.52/331,233.60
  6. Step 6: Final answer
    x = 164,383.20

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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.