Home / 200,719.66-276,999.24-110,079.40

Finding the Fourth Proportional to 200,719.66, 276,999.24 and 110,079.40

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Solution

The fourth proportional to 200,719.66, 276,999.24 and 110,079.40 is: 151,912.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,719.66 : 276,999.24 = 110,079.40 : x
  2. Step 2: Convert to fraction form
    200,719.66/276,999.24 = 110,079.40/x
  3. Step 3: Cross multiply
    200,719.66x = 276,999.24 × 110,079.40
  4. Step 4: Simplify right side
    200,719.66x = 30,491,910,139.66
  5. Step 5: Solve for x
    x = 30,491,910,139.66/200,719.66
  6. Step 6: Final answer
    x = 151,912.92

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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.