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Finding the Fourth Proportional to 168,270.86, 252,408.49 and 55,951.08

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Solution

The fourth proportional to 168,270.86, 252,408.49 and 55,951.08 is: 83,927.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,270.86 : 252,408.49 = 55,951.08 : x
  2. Step 2: Convert to fraction form
    168,270.86/252,408.49 = 55,951.08/x
  3. Step 3: Cross multiply
    168,270.86x = 252,408.49 × 55,951.08
  4. Step 4: Simplify right side
    168,270.86x = 14,122,526,074.87
  5. Step 5: Solve for x
    x = 14,122,526,074.87/168,270.86
  6. Step 6: Final answer
    x = 83,927.34

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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.