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Finding the Fourth Proportional to 68,141.67, 94,034.84 and 37,926.48

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Solution

The fourth proportional to 68,141.67, 94,034.84 and 37,926.48 is: 52,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,141.67 : 94,034.84 = 37,926.48 : x
  2. Step 2: Convert to fraction form
    68,141.67/94,034.84 = 37,926.48/x
  3. Step 3: Cross multiply
    68,141.67x = 94,034.84 × 37,926.48
  4. Step 4: Simplify right side
    68,141.67x = 3,566,410,288.93
  5. Step 5: Solve for x
    x = 3,566,410,288.93/68,141.67
  6. Step 6: Final answer
    x = 52,338.17

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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.