Home / 275,581.62-413,450.19-109,486.26

Finding the Fourth Proportional to 275,581.62, 413,450.19 and 109,486.26

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Solution

The fourth proportional to 275,581.62, 413,450.19 and 109,486.26 is: 164,260.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,581.62 : 413,450.19 = 109,486.26 : x
  2. Step 2: Convert to fraction form
    275,581.62/413,450.19 = 109,486.26/x
  3. Step 3: Cross multiply
    275,581.62x = 413,450.19 × 109,486.26
  4. Step 4: Simplify right side
    275,581.62x = 45,267,114,999.39
  5. Step 5: Solve for x
    x = 45,267,114,999.39/275,581.62
  6. Step 6: Final answer
    x = 164,260.28

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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.