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Finding the Fourth Proportional to 122,296.69, 168,540.90 and 95,396.59

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Solution

The fourth proportional to 122,296.69, 168,540.90 and 95,396.59 is: 131,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,296.69 : 168,540.90 = 95,396.59 : x
  2. Step 2: Convert to fraction form
    122,296.69/168,540.90 = 95,396.59/x
  3. Step 3: Cross multiply
    122,296.69x = 168,540.90 × 95,396.59
  4. Step 4: Simplify right side
    122,296.69x = 16,078,226,292.83
  5. Step 5: Solve for x
    x = 16,078,226,292.83/122,296.69
  6. Step 6: Final answer
    x = 131,469.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.