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Finding the Fourth Proportional to 100,265.84, 150,393.22 and 33,699.09

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Solution

The fourth proportional to 100,265.84, 150,393.22 and 33,699.09 is: 50,546.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,265.84 : 150,393.22 = 33,699.09 : x
  2. Step 2: Convert to fraction form
    100,265.84/150,393.22 = 33,699.09/x
  3. Step 3: Cross multiply
    100,265.84x = 150,393.22 × 33,699.09
  4. Step 4: Simplify right side
    100,265.84x = 5,068,114,656.17
  5. Step 5: Solve for x
    x = 5,068,114,656.17/100,265.84
  6. Step 6: Final answer
    x = 50,546.77

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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.