Home / 110,722.26-165,984.50-43,238.59

Finding the Fourth Proportional to 110,722.26, 165,984.50 and 43,238.59

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Solution

The fourth proportional to 110,722.26, 165,984.50 and 43,238.59 is: 64,819.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,722.26 : 165,984.50 = 43,238.59 : x
  2. Step 2: Convert to fraction form
    110,722.26/165,984.50 = 43,238.59/x
  3. Step 3: Cross multiply
    110,722.26x = 165,984.50 × 43,238.59
  4. Step 4: Simplify right side
    110,722.26x = 7,176,936,125.44
  5. Step 5: Solve for x
    x = 7,176,936,125.44/110,722.26
  6. Step 6: Final answer
    x = 64,819.27

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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.