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Finding the Fourth Proportional to 79,596.85, 119,403.02 and 29,665.25

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Solution

The fourth proportional to 79,596.85, 119,403.02 and 29,665.25 is: 44,500.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,596.85 : 119,403.02 = 29,665.25 : x
  2. Step 2: Convert to fraction form
    79,596.85/119,403.02 = 29,665.25/x
  3. Step 3: Cross multiply
    79,596.85x = 119,403.02 × 29,665.25
  4. Step 4: Simplify right side
    79,596.85x = 3,542,120,006.89
  5. Step 5: Solve for x
    x = 3,542,120,006.89/79,596.85
  6. Step 6: Final answer
    x = 44,500.76

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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.