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Finding the Fourth Proportional to 67,333.43, 100,999.94 and 19,952.22

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Solution

The fourth proportional to 67,333.43, 100,999.94 and 19,952.22 is: 29,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,333.43 : 100,999.94 = 19,952.22 : x
  2. Step 2: Convert to fraction form
    67,333.43/100,999.94 = 19,952.22/x
  3. Step 3: Cross multiply
    67,333.43x = 100,999.94 × 19,952.22
  4. Step 4: Simplify right side
    67,333.43x = 2,015,172,923.11
  5. Step 5: Solve for x
    x = 2,015,172,923.11/67,333.43
  6. Step 6: Final answer
    x = 29,928.27

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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.