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Finding the Fourth Proportional to 200,476.37, 300,759.39 and 67,352.97

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Solution

The fourth proportional to 200,476.37, 300,759.39 and 67,352.97 is: 101,044.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,476.37 : 300,759.39 = 67,352.97 : x
  2. Step 2: Convert to fraction form
    200,476.37/300,759.39 = 67,352.97/x
  3. Step 3: Cross multiply
    200,476.37x = 300,759.39 × 67,352.97
  4. Step 4: Simplify right side
    200,476.37x = 20,257,038,171.89
  5. Step 5: Solve for x
    x = 20,257,038,171.89/200,476.37
  6. Step 6: Final answer
    x = 101,044.52

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1.5x scale

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.