Home / 199,825.26-275,755.59-109,179.29

Finding the Fourth Proportional to 199,825.26, 275,755.59 and 109,179.29

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Solution

The fourth proportional to 199,825.26, 275,755.59 and 109,179.29 is: 150,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,825.26 : 275,755.59 = 109,179.29 : x
  2. Step 2: Convert to fraction form
    199,825.26/275,755.59 = 109,179.29/x
  3. Step 3: Cross multiply
    199,825.26x = 275,755.59 × 109,179.29
  4. Step 4: Simplify right side
    199,825.26x = 30,106,798,150.95
  5. Step 5: Solve for x
    x = 30,106,798,150.95/199,825.26
  6. Step 6: Final answer
    x = 150,665.63

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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.