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Finding the Fourth Proportional to 53,889.68, 80,863.68 and 22,724.12

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Solution

The fourth proportional to 53,889.68, 80,863.68 and 22,724.12 is: 34,098.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,889.68 : 80,863.68 = 22,724.12 : x
  2. Step 2: Convert to fraction form
    53,889.68/80,863.68 = 22,724.12/x
  3. Step 3: Cross multiply
    53,889.68x = 80,863.68 × 22,724.12
  4. Step 4: Simplify right side
    53,889.68x = 1,837,555,967.96
  5. Step 5: Solve for x
    x = 1,837,555,967.96/53,889.68
  6. Step 6: Final answer
    x = 34,098.48

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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.