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Finding the Fourth Proportional to 55,363.30, 83,057.10 and 27,296.80

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Solution

The fourth proportional to 55,363.30, 83,057.10 and 27,296.80 is: 40,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,363.30 : 83,057.10 = 27,296.80 : x
  2. Step 2: Convert to fraction form
    55,363.30/83,057.10 = 27,296.80/x
  3. Step 3: Cross multiply
    55,363.30x = 83,057.10 × 27,296.80
  4. Step 4: Simplify right side
    55,363.30x = 2,267,193,047.28
  5. Step 5: Solve for x
    x = 2,267,193,047.28/55,363.30
  6. Step 6: Final answer
    x = 40,951.19

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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.