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Finding the Fourth Proportional to 71,254.44, 106,887.24 and 23,869.71

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Solution

The fourth proportional to 71,254.44, 106,887.24 and 23,869.71 is: 35,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,254.44 : 106,887.24 = 23,869.71 : x
  2. Step 2: Convert to fraction form
    71,254.44/106,887.24 = 23,869.71/x
  3. Step 3: Cross multiply
    71,254.44x = 106,887.24 × 23,869.71
  4. Step 4: Simplify right side
    71,254.44x = 2,551,367,421.50
  5. Step 5: Solve for x
    x = 2,551,367,421.50/71,254.44
  6. Step 6: Final answer
    x = 35,806.43

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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.