Home / 199,850.22-275,789.96-109,204.10

Finding the Fourth Proportional to 199,850.22, 275,789.96 and 109,204.10

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Solution

The fourth proportional to 199,850.22, 275,789.96 and 109,204.10 is: 150,699.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,850.22 : 275,789.96 = 109,204.10 : x
  2. Step 2: Convert to fraction form
    199,850.22/275,789.96 = 109,204.10/x
  3. Step 3: Cross multiply
    199,850.22x = 275,789.96 × 109,204.10
  4. Step 4: Simplify right side
    199,850.22x = 30,117,393,232.51
  5. Step 5: Solve for x
    x = 30,117,393,232.51/199,850.22
  6. Step 6: Final answer
    x = 150,699.82

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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.