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Finding the Fourth Proportional to 48,804.52, 73,245.66 and 19,229.80

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Solution

The fourth proportional to 48,804.52, 73,245.66 and 19,229.80 is: 28,860.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,804.52 : 73,245.66 = 19,229.80 : x
  2. Step 2: Convert to fraction form
    48,804.52/73,245.66 = 19,229.80/x
  3. Step 3: Cross multiply
    48,804.52x = 73,245.66 × 19,229.80
  4. Step 4: Simplify right side
    48,804.52x = 1,408,499,392.67
  5. Step 5: Solve for x
    x = 1,408,499,392.67/48,804.52
  6. Step 6: Final answer
    x = 28,860.02

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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.