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Finding the Fourth Proportional to 92,268.43, 127,330.44 and 49,826.96

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Solution

The fourth proportional to 92,268.43, 127,330.44 and 49,826.96 is: 68,761.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,268.43 : 127,330.44 = 49,826.96 : x
  2. Step 2: Convert to fraction form
    92,268.43/127,330.44 = 49,826.96/x
  3. Step 3: Cross multiply
    92,268.43x = 127,330.44 × 49,826.96
  4. Step 4: Simplify right side
    92,268.43x = 6,344,488,173.20
  5. Step 5: Solve for x
    x = 6,344,488,173.20/92,268.43
  6. Step 6: Final answer
    x = 68,761.21

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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.