Home / 226,728.45-340,706.49-121,622.85

Finding the Fourth Proportional to 226,728.45, 340,706.49 and 121,622.85

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Solution

The fourth proportional to 226,728.45, 340,706.49 and 121,622.85 is: 182,763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,728.45 : 340,706.49 = 121,622.85 : x
  2. Step 2: Convert to fraction form
    226,728.45/340,706.49 = 121,622.85/x
  3. Step 3: Cross multiply
    226,728.45x = 340,706.49 × 121,622.85
  4. Step 4: Simplify right side
    226,728.45x = 41,437,694,327.30
  5. Step 5: Solve for x
    x = 41,437,694,327.30/226,728.45
  6. Step 6: Final answer
    x = 182,763.54

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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.