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Finding the Fourth Proportional to 79,853.89, 119,797.37 and 32,468.99

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Solution

The fourth proportional to 79,853.89, 119,797.37 and 32,468.99 is: 48,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,853.89 : 119,797.37 = 32,468.99 : x
  2. Step 2: Convert to fraction form
    79,853.89/119,797.37 = 32,468.99/x
  3. Step 3: Cross multiply
    79,853.89x = 119,797.37 × 32,468.99
  4. Step 4: Simplify right side
    79,853.89x = 3,889,699,608.56
  5. Step 5: Solve for x
    x = 3,889,699,608.56/79,853.89
  6. Step 6: Final answer
    x = 48,710.21

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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.