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Finding the Fourth Proportional to 200,668.39, 276,921.28 and 110,028.17

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Solution

The fourth proportional to 200,668.39, 276,921.28 and 110,028.17 is: 151,838.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,668.39 : 276,921.28 = 110,028.17 : x
  2. Step 2: Convert to fraction form
    200,668.39/276,921.28 = 110,028.17/x
  3. Step 3: Cross multiply
    200,668.39x = 276,921.28 × 110,028.17
  4. Step 4: Simplify right side
    200,668.39x = 30,469,142,502.30
  5. Step 5: Solve for x
    x = 30,469,142,502.30/200,668.39
  6. Step 6: Final answer
    x = 151,838.28

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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.