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Finding the Fourth Proportional to 71,086.41, 106,694.10 and 37,834.47

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Solution

The fourth proportional to 71,086.41, 106,694.10 and 37,834.47 is: 56,786.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,086.41 : 106,694.10 = 37,834.47 : x
  2. Step 2: Convert to fraction form
    71,086.41/106,694.10 = 37,834.47/x
  3. Step 3: Cross multiply
    71,086.41x = 106,694.10 × 37,834.47
  4. Step 4: Simplify right side
    71,086.41x = 4,036,714,725.63
  5. Step 5: Solve for x
    x = 4,036,714,725.63/71,086.41
  6. Step 6: Final answer
    x = 56,786.03

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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.