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Finding the Fourth Proportional to 104,051.70, 156,099.15 and 33,936.30

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Solution

The fourth proportional to 104,051.70, 156,099.15 and 33,936.30 is: 50,911.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,051.70 : 156,099.15 = 33,936.30 : x
  2. Step 2: Convert to fraction form
    104,051.70/156,099.15 = 33,936.30/x
  3. Step 3: Cross multiply
    104,051.70x = 156,099.15 × 33,936.30
  4. Step 4: Simplify right side
    104,051.70x = 5,297,427,584.15
  5. Step 5: Solve for x
    x = 5,297,427,584.15/104,051.70
  6. Step 6: Final answer
    x = 50,911.49

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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.