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Finding the Fourth Proportional to 68,546.64, 94,605.04 and 41,697.56

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Solution

The fourth proportional to 68,546.64, 94,605.04 and 41,697.56 is: 57,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,546.64 : 94,605.04 = 41,697.56 : x
  2. Step 2: Convert to fraction form
    68,546.64/94,605.04 = 41,697.56/x
  3. Step 3: Cross multiply
    68,546.64x = 94,605.04 × 41,697.56
  4. Step 4: Simplify right side
    68,546.64x = 3,944,799,331.70
  5. Step 5: Solve for x
    x = 3,944,799,331.70/68,546.64
  6. Step 6: Final answer
    x = 57,549.13

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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.