Home / 80,000.82-119,996.34-33,254.10

Finding the Fourth Proportional to 80,000.82, 119,996.34 and 33,254.10

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Solution

The fourth proportional to 80,000.82, 119,996.34 and 33,254.10 is: 49,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,000.82 : 119,996.34 = 33,254.10 : x
  2. Step 2: Convert to fraction form
    80,000.82/119,996.34 = 33,254.10/x
  3. Step 3: Cross multiply
    80,000.82x = 119,996.34 × 33,254.10
  4. Step 4: Simplify right side
    80,000.82x = 3,990,370,289.99
  5. Step 5: Solve for x
    x = 3,990,370,289.99/80,000.82
  6. Step 6: Final answer
    x = 49,879.12

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1.5x scale

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.