Home / 200,068.24-276,082.86-109,406.20

Finding the Fourth Proportional to 200,068.24, 276,082.86 and 109,406.20

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Solution

The fourth proportional to 200,068.24, 276,082.86 and 109,406.20 is: 150,974.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,068.24 : 276,082.86 = 109,406.20 : x
  2. Step 2: Convert to fraction form
    200,068.24/276,082.86 = 109,406.20/x
  3. Step 3: Cross multiply
    200,068.24x = 276,082.86 × 109,406.20
  4. Step 4: Simplify right side
    200,068.24x = 30,205,176,597.73
  5. Step 5: Solve for x
    x = 30,205,176,597.73/200,068.24
  6. Step 6: Final answer
    x = 150,974.37

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1.5x scale

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.