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Finding the Fourth Proportional to 69,336.60, 104,004.90 and 37,843.80

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Solution

The fourth proportional to 69,336.60, 104,004.90 and 37,843.80 is: 56,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,336.60 : 104,004.90 = 37,843.80 : x
  2. Step 2: Convert to fraction form
    69,336.60/104,004.90 = 37,843.80/x
  3. Step 3: Cross multiply
    69,336.60x = 104,004.90 × 37,843.80
  4. Step 4: Simplify right side
    69,336.60x = 3,935,940,634.62
  5. Step 5: Solve for x
    x = 3,935,940,634.62/69,336.60
  6. Step 6: Final answer
    x = 56,765.70

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1.5x scale

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.