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Finding the Fourth Proportional to 200,680.80, 276,936.35 and 110,037.53

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Solution

The fourth proportional to 200,680.80, 276,936.35 and 110,037.53 is: 151,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,680.80 : 276,936.35 = 110,037.53 : x
  2. Step 2: Convert to fraction form
    200,680.80/276,936.35 = 110,037.53/x
  3. Step 3: Cross multiply
    200,680.80x = 276,936.35 × 110,037.53
  4. Step 4: Simplify right side
    200,680.80x = 30,473,389,986.35
  5. Step 5: Solve for x
    x = 30,473,389,986.35/200,680.80
  6. Step 6: Final answer
    x = 151,850.05

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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.