Home / 209,481.30-314,234.91-104,194.26

Finding the Fourth Proportional to 209,481.30, 314,234.91 and 104,194.26

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Solution

The fourth proportional to 209,481.30, 314,234.91 and 104,194.26 is: 156,297.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,481.30 : 314,234.91 = 104,194.26 : x
  2. Step 2: Convert to fraction form
    209,481.30/314,234.91 = 104,194.26/x
  3. Step 3: Cross multiply
    209,481.30x = 314,234.91 × 104,194.26
  4. Step 4: Simplify right side
    209,481.30x = 32,741,473,913.62
  5. Step 5: Solve for x
    x = 32,741,473,913.62/209,481.30
  6. Step 6: Final answer
    x = 156,297.84

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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.