Home / 110,721.35-165,979.82-44,145.38

Finding the Fourth Proportional to 110,721.35, 165,979.82 and 44,145.38

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Solution

The fourth proportional to 110,721.35, 165,979.82 and 44,145.38 is: 66,177.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721.35 : 165,979.82 = 44,145.38 : x
  2. Step 2: Convert to fraction form
    110,721.35/165,979.82 = 44,145.38/x
  3. Step 3: Cross multiply
    110,721.35x = 165,979.82 × 44,145.38
  4. Step 4: Simplify right side
    110,721.35x = 7,327,241,175.61
  5. Step 5: Solve for x
    x = 7,327,241,175.61/110,721.35
  6. Step 6: Final answer
    x = 66,177.31

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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.