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Finding the Fourth Proportional to 104,587.97, 156,893.11 and 33,485.19

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Solution

The fourth proportional to 104,587.97, 156,893.11 and 33,485.19 is: 50,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,587.97 : 156,893.11 = 33,485.19 : x
  2. Step 2: Convert to fraction form
    104,587.97/156,893.11 = 33,485.19/x
  3. Step 3: Cross multiply
    104,587.97x = 156,893.11 × 33,485.19
  4. Step 4: Simplify right side
    104,587.97x = 5,253,595,114.33
  5. Step 5: Solve for x
    x = 5,253,595,114.33/104,587.97
  6. Step 6: Final answer
    x = 50,231.35

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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.