Home / 154,579.26-231,902.07-47,961

Finding the Fourth Proportional to 154,579.26, 231,902.07 and 47,961

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Solution

The fourth proportional to 154,579.26, 231,902.07 and 47,961 is: 71,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,579.26 : 231,902.07 = 47,961 : x
  2. Step 2: Convert to fraction form
    154,579.26/231,902.07 = 47,961/x
  3. Step 3: Cross multiply
    154,579.26x = 231,902.07 × 47,961
  4. Step 4: Simplify right side
    154,579.26x = 11,122,255,179.27
  5. Step 5: Solve for x
    x = 11,122,255,179.27/154,579.26
  6. Step 6: Final answer
    x = 71,951.79

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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.