Home / 82,255.43-123,382.64-23,091.14

Finding the Fourth Proportional to 82,255.43, 123,382.64 and 23,091.14

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Solution

The fourth proportional to 82,255.43, 123,382.64 and 23,091.14 is: 34,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,255.43 : 123,382.64 = 23,091.14 : x
  2. Step 2: Convert to fraction form
    82,255.43/123,382.64 = 23,091.14/x
  3. Step 3: Cross multiply
    82,255.43x = 123,382.64 × 23,091.14
  4. Step 4: Simplify right side
    82,255.43x = 2,849,046,179.99
  5. Step 5: Solve for x
    x = 2,849,046,179.99/82,255.43
  6. Step 6: Final answer
    x = 34,636.57

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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.