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Finding the Fourth Proportional to 80,063.22, 120,092.10 and 37,963.47

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Solution

The fourth proportional to 80,063.22, 120,092.10 and 37,963.47 is: 56,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,063.22 : 120,092.10 = 37,963.47 : x
  2. Step 2: Convert to fraction form
    80,063.22/120,092.10 = 37,963.47/x
  3. Step 3: Cross multiply
    80,063.22x = 120,092.10 × 37,963.47
  4. Step 4: Simplify right side
    80,063.22x = 4,559,112,835.59
  5. Step 5: Solve for x
    x = 4,559,112,835.59/80,063.22
  6. Step 6: Final answer
    x = 56,943.91

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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.