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Finding the Fourth Proportional to 67,114.52, 100,669.46 and 17,195.03

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Solution

The fourth proportional to 67,114.52, 100,669.46 and 17,195.03 is: 25,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,114.52 : 100,669.46 = 17,195.03 : x
  2. Step 2: Convert to fraction form
    67,114.52/100,669.46 = 17,195.03/x
  3. Step 3: Cross multiply
    67,114.52x = 100,669.46 × 17,195.03
  4. Step 4: Simplify right side
    67,114.52x = 1,731,014,550.48
  5. Step 5: Solve for x
    x = 1,731,014,550.48/67,114.52
  6. Step 6: Final answer
    x = 25,791.95

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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.