Home / 200,028.20-276,034.74-109,383.14

Finding the Fourth Proportional to 200,028.20, 276,034.74 and 109,383.14

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Solution

The fourth proportional to 200,028.20, 276,034.74 and 109,383.14 is: 150,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,028.20 : 276,034.74 = 109,383.14 : x
  2. Step 2: Convert to fraction form
    200,028.20/276,034.74 = 109,383.14/x
  3. Step 3: Cross multiply
    200,028.20x = 276,034.74 × 109,383.14
  4. Step 4: Simplify right side
    200,028.20x = 30,193,546,610.28
  5. Step 5: Solve for x
    x = 30,193,546,610.28/200,028.20
  6. Step 6: Final answer
    x = 150,946.45

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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.