Home / 253,212.20-379,580.70-95,546.60

Finding the Fourth Proportional to 253,212.20, 379,580.70 and 95,546.60

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Solution

The fourth proportional to 253,212.20, 379,580.70 and 95,546.60 is: 143,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,212.20 : 379,580.70 = 95,546.60 : x
  2. Step 2: Convert to fraction form
    253,212.20/379,580.70 = 95,546.60/x
  3. Step 3: Cross multiply
    253,212.20x = 379,580.70 × 95,546.60
  4. Step 4: Simplify right side
    253,212.20x = 36,267,645,310.62
  5. Step 5: Solve for x
    x = 36,267,645,310.62/253,212.20
  6. Step 6: Final answer
    x = 143,230.24

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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.