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Finding the Fourth Proportional to 220,324.26, 304,047.60 and 119,722.26

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Solution

The fourth proportional to 220,324.26, 304,047.60 and 119,722.26 is: 165,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,324.26 : 304,047.60 = 119,722.26 : x
  2. Step 2: Convert to fraction form
    220,324.26/304,047.60 = 119,722.26/x
  3. Step 3: Cross multiply
    220,324.26x = 304,047.60 × 119,722.26
  4. Step 4: Simplify right side
    220,324.26x = 36,401,265,819.58
  5. Step 5: Solve for x
    x = 36,401,265,819.58/220,324.26
  6. Step 6: Final answer
    x = 165,216.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.