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Finding the Fourth Proportional to 200,662.56, 276,912.87 and 110,017.03

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Solution

The fourth proportional to 200,662.56, 276,912.87 and 110,017.03 is: 151,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,662.56 : 276,912.87 = 110,017.03 : x
  2. Step 2: Convert to fraction form
    200,662.56/276,912.87 = 110,017.03/x
  3. Step 3: Cross multiply
    200,662.56x = 276,912.87 × 110,017.03
  4. Step 4: Simplify right side
    200,662.56x = 30,465,130,940.54
  5. Step 5: Solve for x
    x = 30,465,130,940.54/200,662.56
  6. Step 6: Final answer
    x = 151,822.70

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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.