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Finding the Fourth Proportional to 67,193.72, 100,852.95 and 33,937.15

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Solution

The fourth proportional to 67,193.72, 100,852.95 and 33,937.15 is: 50,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,193.72 : 100,852.95 = 33,937.15 : x
  2. Step 2: Convert to fraction form
    67,193.72/100,852.95 = 33,937.15/x
  3. Step 3: Cross multiply
    67,193.72x = 100,852.95 × 33,937.15
  4. Step 4: Simplify right side
    67,193.72x = 3,422,661,565.43
  5. Step 5: Solve for x
    x = 3,422,661,565.43/67,193.72
  6. Step 6: Final answer
    x = 50,937.22

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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.