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Finding the Fourth Proportional to 68,798.14, 94,951.81 and 41,956.22

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Solution

The fourth proportional to 68,798.14, 94,951.81 and 41,956.22 is: 57,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,798.14 : 94,951.81 = 41,956.22 : x
  2. Step 2: Convert to fraction form
    68,798.14/94,951.81 = 41,956.22/x
  3. Step 3: Cross multiply
    68,798.14x = 94,951.81 × 41,956.22
  4. Step 4: Simplify right side
    68,798.14x = 3,983,818,651.95
  5. Step 5: Solve for x
    x = 3,983,818,651.95/68,798.14
  6. Step 6: Final answer
    x = 57,905.91

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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.