Home / 200,110.26-276,158.76-109,464.15

Finding the Fourth Proportional to 200,110.26, 276,158.76 and 109,464.15

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Solution

The fourth proportional to 200,110.26, 276,158.76 and 109,464.15 is: 151,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,110.26 : 276,158.76 = 109,464.15 : x
  2. Step 2: Convert to fraction form
    200,110.26/276,158.76 = 109,464.15/x
  3. Step 3: Cross multiply
    200,110.26x = 276,158.76 × 109,464.15
  4. Step 4: Simplify right side
    200,110.26x = 30,229,484,553.56
  5. Step 5: Solve for x
    x = 30,229,484,553.56/200,110.26
  6. Step 6: Final answer
    x = 151,064.14

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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.