Home / 82,517.80-123,835.66-35,166.04

Finding the Fourth Proportional to 82,517.80, 123,835.66 and 35,166.04

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Solution

The fourth proportional to 82,517.80, 123,835.66 and 35,166.04 is: 52,774.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,517.80 : 123,835.66 = 35,166.04 : x
  2. Step 2: Convert to fraction form
    82,517.80/123,835.66 = 35,166.04/x
  3. Step 3: Cross multiply
    82,517.80x = 123,835.66 × 35,166.04
  4. Step 4: Simplify right side
    82,517.80x = 4,354,809,772.99
  5. Step 5: Solve for x
    x = 4,354,809,772.99/82,517.80
  6. Step 6: Final answer
    x = 52,774.19

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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.