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Finding the Fourth Proportional to 68,036.73, 93,891.38 and 37,411.44

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Solution

The fourth proportional to 68,036.73, 93,891.38 and 37,411.44 is: 51,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,036.73 : 93,891.38 = 37,411.44 : x
  2. Step 2: Convert to fraction form
    68,036.73/93,891.38 = 37,411.44/x
  3. Step 3: Cross multiply
    68,036.73x = 93,891.38 × 37,411.44
  4. Step 4: Simplify right side
    68,036.73x = 3,512,611,718.38
  5. Step 5: Solve for x
    x = 3,512,611,718.38/68,036.73
  6. Step 6: Final answer
    x = 51,628.17

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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.