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Finding the Fourth Proportional to 80,270.47, 110,847.71 and 60,092.31

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Solution

The fourth proportional to 80,270.47, 110,847.71 and 60,092.31 is: 82,983.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,270.47 : 110,847.71 = 60,092.31 : x
  2. Step 2: Convert to fraction form
    80,270.47/110,847.71 = 60,092.31/x
  3. Step 3: Cross multiply
    80,270.47x = 110,847.71 × 60,092.31
  4. Step 4: Simplify right side
    80,270.47x = 6,661,095,180.00
  5. Step 5: Solve for x
    x = 6,661,095,180.00/80,270.47
  6. Step 6: Final answer
    x = 82,983.14

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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.