Home / 80,480.14-120,732.90-24,313.26

Finding the Fourth Proportional to 80,480.14, 120,732.90 and 24,313.26

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Solution

The fourth proportional to 80,480.14, 120,732.90 and 24,313.26 is: 36,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,480.14 : 120,732.90 = 24,313.26 : x
  2. Step 2: Convert to fraction form
    80,480.14/120,732.90 = 24,313.26/x
  3. Step 3: Cross multiply
    80,480.14x = 120,732.90 × 24,313.26
  4. Step 4: Simplify right side
    80,480.14x = 2,935,410,388.25
  5. Step 5: Solve for x
    x = 2,935,410,388.25/80,480.14
  6. Step 6: Final answer
    x = 36,473.72

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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.