Home / 80,632.23-120,972.83-32,576.19

Finding the Fourth Proportional to 80,632.23, 120,972.83 and 32,576.19

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Solution

The fourth proportional to 80,632.23, 120,972.83 and 32,576.19 is: 48,874.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,632.23 : 120,972.83 = 32,576.19 : x
  2. Step 2: Convert to fraction form
    80,632.23/120,972.83 = 32,576.19/x
  3. Step 3: Cross multiply
    80,632.23x = 120,972.83 × 32,576.19
  4. Step 4: Simplify right side
    80,632.23x = 3,940,833,732.04
  5. Step 5: Solve for x
    x = 3,940,833,732.04/80,632.23
  6. Step 6: Final answer
    x = 48,874.18

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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.