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Finding the Fourth Proportional to 68,662.11, 94,737.38 and 41,804.31

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Solution

The fourth proportional to 68,662.11, 94,737.38 and 41,804.31 is: 57,680.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,662.11 : 94,737.38 = 41,804.31 : x
  2. Step 2: Convert to fraction form
    68,662.11/94,737.38 = 41,804.31/x
  3. Step 3: Cross multiply
    68,662.11x = 94,737.38 × 41,804.31
  4. Step 4: Simplify right side
    68,662.11x = 3,960,430,593.09
  5. Step 5: Solve for x
    x = 3,960,430,593.09/68,662.11
  6. Step 6: Final answer
    x = 57,680.00

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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.