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Finding the Fourth Proportional to 49,335.54, 68,082.03 and 26,979.54

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Solution

The fourth proportional to 49,335.54, 68,082.03 and 26,979.54 is: 37,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,335.54 : 68,082.03 = 26,979.54 : x
  2. Step 2: Convert to fraction form
    49,335.54/68,082.03 = 26,979.54/x
  3. Step 3: Cross multiply
    49,335.54x = 68,082.03 × 26,979.54
  4. Step 4: Simplify right side
    49,335.54x = 1,836,821,851.67
  5. Step 5: Solve for x
    x = 1,836,821,851.67/49,335.54
  6. Step 6: Final answer
    x = 37,231.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.