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Finding the Fourth Proportional to 100,254.30, 150,385.08 and 33,696.60

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Solution

The fourth proportional to 100,254.30, 150,385.08 and 33,696.60 is: 50,546.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,254.30 : 150,385.08 = 33,696.60 : x
  2. Step 2: Convert to fraction form
    100,254.30/150,385.08 = 33,696.60/x
  3. Step 3: Cross multiply
    100,254.30x = 150,385.08 × 33,696.60
  4. Step 4: Simplify right side
    100,254.30x = 5,067,465,886.73
  5. Step 5: Solve for x
    x = 5,067,465,886.73/100,254.30
  6. Step 6: Final answer
    x = 50,546.12

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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.