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Finding the Fourth Proportional to 49,351, 68,104.38 and 26,995.48

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Solution

The fourth proportional to 49,351, 68,104.38 and 26,995.48 is: 37,253.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,351 : 68,104.38 = 26,995.48 : x
  2. Step 2: Convert to fraction form
    49,351/68,104.38 = 26,995.48/x
  3. Step 3: Cross multiply
    49,351x = 68,104.38 × 26,995.48
  4. Step 4: Simplify right side
    49,351x = 1,838,510,428.20
  5. Step 5: Solve for x
    x = 1,838,510,428.20/49,351
  6. Step 6: Final answer
    x = 37,253.76

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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.