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Finding the Fourth Proportional to 244,334.60, 366,234.60 and 86,481.80

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Solution

The fourth proportional to 244,334.60, 366,234.60 and 86,481.80 is: 129,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,334.60 : 366,234.60 = 86,481.80 : x
  2. Step 2: Convert to fraction form
    244,334.60/366,234.60 = 86,481.80/x
  3. Step 3: Cross multiply
    244,334.60x = 366,234.60 × 86,481.80
  4. Step 4: Simplify right side
    244,334.60x = 31,672,627,430.28
  5. Step 5: Solve for x
    x = 31,672,627,430.28/244,334.60
  6. Step 6: Final answer
    x = 129,628.09

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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.