Home / 149,469.36-206,257.38-84,067.98

Finding the Fourth Proportional to 149,469.36, 206,257.38 and 84,067.98

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Solution

The fourth proportional to 149,469.36, 206,257.38 and 84,067.98 is: 116,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,469.36 : 206,257.38 = 84,067.98 : x
  2. Step 2: Convert to fraction form
    149,469.36/206,257.38 = 84,067.98/x
  3. Step 3: Cross multiply
    149,469.36x = 206,257.38 × 84,067.98
  4. Step 4: Simplify right side
    149,469.36x = 17,339,641,296.69
  5. Step 5: Solve for x
    x = 17,339,641,296.69/149,469.36
  6. Step 6: Final answer
    x = 116,008.00

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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.