Home / 82,104.66-123,107.49-32,125.08

Finding the Fourth Proportional to 82,104.66, 123,107.49 and 32,125.08

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Solution

The fourth proportional to 82,104.66, 123,107.49 and 32,125.08 is: 48,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,104.66 : 123,107.49 = 32,125.08 : x
  2. Step 2: Convert to fraction form
    82,104.66/123,107.49 = 32,125.08/x
  3. Step 3: Cross multiply
    82,104.66x = 123,107.49 × 32,125.08
  4. Step 4: Simplify right side
    82,104.66x = 3,954,837,964.85
  5. Step 5: Solve for x
    x = 3,954,837,964.85/82,104.66
  6. Step 6: Final answer
    x = 48,168.25

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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.