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Finding the Fourth Proportional to 168,611.36, 252,927.97 and 50,294.66

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Solution

The fourth proportional to 168,611.36, 252,927.97 and 50,294.66 is: 75,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,611.36 : 252,927.97 = 50,294.66 : x
  2. Step 2: Convert to fraction form
    168,611.36/252,927.97 = 50,294.66/x
  3. Step 3: Cross multiply
    168,611.36x = 252,927.97 × 50,294.66
  4. Step 4: Simplify right side
    168,611.36x = 12,720,924,865.26
  5. Step 5: Solve for x
    x = 12,720,924,865.26/168,611.36
  6. Step 6: Final answer
    x = 75,445.24

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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.