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Finding the Fourth Proportional to 200,662.58, 276,913.14 and 110,022.38

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Solution

The fourth proportional to 200,662.58, 276,913.14 and 110,022.38 is: 151,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,662.58 : 276,913.14 = 110,022.38 : x
  2. Step 2: Convert to fraction form
    200,662.58/276,913.14 = 110,022.38/x
  3. Step 3: Cross multiply
    200,662.58x = 276,913.14 × 110,022.38
  4. Step 4: Simplify right side
    200,662.58x = 30,466,642,716.07
  5. Step 5: Solve for x
    x = 30,466,642,716.07/200,662.58
  6. Step 6: Final answer
    x = 151,830.22

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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.