Home / 199,719.46-275,601.58-109,057.38

Finding the Fourth Proportional to 199,719.46, 275,601.58 and 109,057.38

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Solution

The fourth proportional to 199,719.46, 275,601.58 and 109,057.38 is: 150,493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,719.46 : 275,601.58 = 109,057.38 : x
  2. Step 2: Convert to fraction form
    199,719.46/275,601.58 = 109,057.38/x
  3. Step 3: Cross multiply
    199,719.46x = 275,601.58 × 109,057.38
  4. Step 4: Simplify right side
    199,719.46x = 30,056,386,238.66
  5. Step 5: Solve for x
    x = 30,056,386,238.66/199,719.46
  6. Step 6: Final answer
    x = 150,493.03

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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.