Home / 200,963.28-301,234.08-67,797.60

Finding the Fourth Proportional to 200,963.28, 301,234.08 and 67,797.60

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Solution

The fourth proportional to 200,963.28, 301,234.08 and 67,797.60 is: 101,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,963.28 : 301,234.08 = 67,797.60 : x
  2. Step 2: Convert to fraction form
    200,963.28/301,234.08 = 67,797.60/x
  3. Step 3: Cross multiply
    200,963.28x = 301,234.08 × 67,797.60
  4. Step 4: Simplify right side
    200,963.28x = 20,422,947,662.21
  5. Step 5: Solve for x
    x = 20,422,947,662.21/200,963.28
  6. Step 6: Final answer
    x = 101,625.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.