Home / 82,228.96-123,381.12-44,732.86

Finding the Fourth Proportional to 82,228.96, 123,381.12 and 44,732.86

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Solution

The fourth proportional to 82,228.96, 123,381.12 and 44,732.86 is: 67,119.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,228.96 : 123,381.12 = 44,732.86 : x
  2. Step 2: Convert to fraction form
    82,228.96/123,381.12 = 44,732.86/x
  3. Step 3: Cross multiply
    82,228.96x = 123,381.12 × 44,732.86
  4. Step 4: Simplify right side
    82,228.96x = 5,519,190,367.60
  5. Step 5: Solve for x
    x = 5,519,190,367.60/82,228.96
  6. Step 6: Final answer
    x = 67,119.79

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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.