Home / 146,067.78-219,164.22-46,236.09

Finding the Fourth Proportional to 146,067.78, 219,164.22 and 46,236.09

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Solution

The fourth proportional to 146,067.78, 219,164.22 and 46,236.09 is: 69,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,067.78 : 219,164.22 = 46,236.09 : x
  2. Step 2: Convert to fraction form
    146,067.78/219,164.22 = 46,236.09/x
  3. Step 3: Cross multiply
    146,067.78x = 219,164.22 × 46,236.09
  4. Step 4: Simplify right side
    146,067.78x = 10,133,296,600.70
  5. Step 5: Solve for x
    x = 10,133,296,600.70/146,067.78
  6. Step 6: Final answer
    x = 69,373.93

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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.