Home / 82,640.49-123,911.46-32,727.75

Finding the Fourth Proportional to 82,640.49, 123,911.46 and 32,727.75

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Solution

The fourth proportional to 82,640.49, 123,911.46 and 32,727.75 is: 49,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,640.49 : 123,911.46 = 32,727.75 : x
  2. Step 2: Convert to fraction form
    82,640.49/123,911.46 = 32,727.75/x
  3. Step 3: Cross multiply
    82,640.49x = 123,911.46 × 32,727.75
  4. Step 4: Simplify right side
    82,640.49x = 4,055,343,285.02
  5. Step 5: Solve for x
    x = 4,055,343,285.02/82,640.49
  6. Step 6: Final answer
    x = 49,072.11

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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.