Home / 110,129.91-165,205.77-35,231.25

Finding the Fourth Proportional to 110,129.91, 165,205.77 and 35,231.25

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Solution

The fourth proportional to 110,129.91, 165,205.77 and 35,231.25 is: 52,850.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,129.91 : 165,205.77 = 35,231.25 : x
  2. Step 2: Convert to fraction form
    110,129.91/165,205.77 = 35,231.25/x
  3. Step 3: Cross multiply
    110,129.91x = 165,205.77 × 35,231.25
  4. Step 4: Simplify right side
    110,129.91x = 5,820,405,784.31
  5. Step 5: Solve for x
    x = 5,820,405,784.31/110,129.91
  6. Step 6: Final answer
    x = 52,850.36

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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.