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Finding the Fourth Proportional to 100,497.80, 150,768.57 and 33,935.09

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Solution

The fourth proportional to 100,497.80, 150,768.57 and 33,935.09 is: 50,910.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,497.80 : 150,768.57 = 33,935.09 : x
  2. Step 2: Convert to fraction form
    100,497.80/150,768.57 = 33,935.09/x
  3. Step 3: Cross multiply
    100,497.80x = 150,768.57 × 33,935.09
  4. Step 4: Simplify right side
    100,497.80x = 5,116,344,238.28
  5. Step 5: Solve for x
    x = 5,116,344,238.28/100,497.80
  6. Step 6: Final answer
    x = 50,910.01

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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.