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Finding the Fourth Proportional to 67,180.88, 100,788.63 and 48,227.49

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Solution

The fourth proportional to 67,180.88, 100,788.63 and 48,227.49 is: 72,353.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,180.88 : 100,788.63 = 48,227.49 : x
  2. Step 2: Convert to fraction form
    67,180.88/100,788.63 = 48,227.49/x
  3. Step 3: Cross multiply
    67,180.88x = 100,788.63 × 48,227.49
  4. Step 4: Simplify right side
    67,180.88x = 4,860,782,514.04
  5. Step 5: Solve for x
    x = 4,860,782,514.04/67,180.88
  6. Step 6: Final answer
    x = 72,353.66

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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.