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Finding the Fourth Proportional to 80,033.58, 110,497.86 and 51,365.61

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Solution

The fourth proportional to 80,033.58, 110,497.86 and 51,365.61 is: 70,917.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,033.58 : 110,497.86 = 51,365.61 : x
  2. Step 2: Convert to fraction form
    80,033.58/110,497.86 = 51,365.61/x
  3. Step 3: Cross multiply
    80,033.58x = 110,497.86 × 51,365.61
  4. Step 4: Simplify right side
    80,033.58x = 5,675,789,982.59
  5. Step 5: Solve for x
    x = 5,675,789,982.59/80,033.58
  6. Step 6: Final answer
    x = 70,917.61

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1.5x scale

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.