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Finding the Fourth Proportional to 100,397.25, 150,596.39 and 33,837.95

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Solution

The fourth proportional to 100,397.25, 150,596.39 and 33,837.95 is: 50,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,397.25 : 150,596.39 = 33,837.95 : x
  2. Step 2: Convert to fraction form
    100,397.25/150,596.39 = 33,837.95/x
  3. Step 3: Cross multiply
    100,397.25x = 150,596.39 × 33,837.95
  4. Step 4: Simplify right side
    100,397.25x = 5,095,873,480.92
  5. Step 5: Solve for x
    x = 5,095,873,480.92/100,397.25
  6. Step 6: Final answer
    x = 50,757.10

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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.