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Finding the Fourth Proportional to 68,080.69, 101,946.07 and 41,705.47

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Solution

The fourth proportional to 68,080.69, 101,946.07 and 41,705.47 is: 62,451.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,080.69 : 101,946.07 = 41,705.47 : x
  2. Step 2: Convert to fraction form
    68,080.69/101,946.07 = 41,705.47/x
  3. Step 3: Cross multiply
    68,080.69x = 101,946.07 × 41,705.47
  4. Step 4: Simplify right side
    68,080.69x = 4,251,708,764.00
  5. Step 5: Solve for x
    x = 4,251,708,764.00/68,080.69
  6. Step 6: Final answer
    x = 62,451.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.