Home / 133,035.60-199,553.40-106,791.60

Finding the Fourth Proportional to 133,035.60, 199,553.40 and 106,791.60

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Solution

The fourth proportional to 133,035.60, 199,553.40 and 106,791.60 is: 160,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,035.60 : 199,553.40 = 106,791.60 : x
  2. Step 2: Convert to fraction form
    133,035.60/199,553.40 = 106,791.60/x
  3. Step 3: Cross multiply
    133,035.60x = 199,553.40 × 106,791.60
  4. Step 4: Simplify right side
    133,035.60x = 21,310,626,871.44
  5. Step 5: Solve for x
    x = 21,310,626,871.44/133,035.60
  6. Step 6: Final answer
    x = 160,187.40

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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.