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Finding the Fourth Proportional to 168,696.70, 252,883.05 and 97,546.30

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Solution

The fourth proportional to 168,696.70, 252,883.05 and 97,546.30 is: 146,225.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,696.70 : 252,883.05 = 97,546.30 : x
  2. Step 2: Convert to fraction form
    168,696.70/252,883.05 = 97,546.30/x
  3. Step 3: Cross multiply
    168,696.70x = 252,883.05 × 97,546.30
  4. Step 4: Simplify right side
    168,696.70x = 24,667,805,860.22
  5. Step 5: Solve for x
    x = 24,667,805,860.22/168,696.70
  6. Step 6: Final answer
    x = 146,225.78

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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.