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Finding the Fourth Proportional to 100,252.47, 150,378.71 and 33,692.61

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Solution

The fourth proportional to 100,252.47, 150,378.71 and 33,692.61 is: 50,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,252.47 : 150,378.71 = 33,692.61 : x
  2. Step 2: Convert to fraction form
    100,252.47/150,378.71 = 33,692.61/x
  3. Step 3: Cross multiply
    100,252.47x = 150,378.71 × 33,692.61
  4. Step 4: Simplify right side
    100,252.47x = 5,066,650,476.44
  5. Step 5: Solve for x
    x = 5,066,650,476.44/100,252.47
  6. Step 6: Final answer
    x = 50,538.91

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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.