Home / 106,182.82-159,249.66-31,308.04

Finding the Fourth Proportional to 106,182.82, 159,249.66 and 31,308.04

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Solution

The fourth proportional to 106,182.82, 159,249.66 and 31,308.04 is: 46,954.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,182.82 : 159,249.66 = 31,308.04 : x
  2. Step 2: Convert to fraction form
    106,182.82/159,249.66 = 31,308.04/x
  3. Step 3: Cross multiply
    106,182.82x = 159,249.66 × 31,308.04
  4. Step 4: Simplify right side
    106,182.82x = 4,985,794,725.27
  5. Step 5: Solve for x
    x = 4,985,794,725.27/106,182.82
  6. Step 6: Final answer
    x = 46,954.82

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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.