Home / 199,825.14-275,755.44-109,179.16

Finding the Fourth Proportional to 199,825.14, 275,755.44 and 109,179.16

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Solution

The fourth proportional to 199,825.14, 275,755.44 and 109,179.16 is: 150,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,825.14 : 275,755.44 = 109,179.16 : x
  2. Step 2: Convert to fraction form
    199,825.14/275,755.44 = 109,179.16/x
  3. Step 3: Cross multiply
    199,825.14x = 275,755.44 × 109,179.16
  4. Step 4: Simplify right side
    199,825.14x = 30,106,747,304.63
  5. Step 5: Solve for x
    x = 30,106,747,304.63/199,825.14
  6. Step 6: Final answer
    x = 150,665.46

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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.