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Finding the Fourth Proportional to 67,201.59, 100,864.77 and 33,945.03

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Solution

The fourth proportional to 67,201.59, 100,864.77 and 33,945.03 is: 50,949.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,201.59 : 100,864.77 = 33,945.03 : x
  2. Step 2: Convert to fraction form
    67,201.59/100,864.77 = 33,945.03/x
  3. Step 3: Cross multiply
    67,201.59x = 100,864.77 × 33,945.03
  4. Step 4: Simplify right side
    67,201.59x = 3,423,857,643.59
  5. Step 5: Solve for x
    x = 3,423,857,643.59/67,201.59
  6. Step 6: Final answer
    x = 50,949.06

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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.