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Finding the Fourth Proportional to 68,156.97, 94,054.41 and 37,941.30

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Solution

The fourth proportional to 68,156.97, 94,054.41 and 37,941.30 is: 52,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,156.97 : 94,054.41 = 37,941.30 : x
  2. Step 2: Convert to fraction form
    68,156.97/94,054.41 = 37,941.30/x
  3. Step 3: Cross multiply
    68,156.97x = 94,054.41 × 37,941.30
  4. Step 4: Simplify right side
    68,156.97x = 3,568,546,586.13
  5. Step 5: Solve for x
    x = 3,568,546,586.13/68,156.97
  6. Step 6: Final answer
    x = 52,357.76

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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.