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Finding the Fourth Proportional to 92,333.43, 127,420.08 and 49,891.95

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Solution

The fourth proportional to 92,333.43, 127,420.08 and 49,891.95 is: 68,850.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,333.43 : 127,420.08 = 49,891.95 : x
  2. Step 2: Convert to fraction form
    92,333.43/127,420.08 = 49,891.95/x
  3. Step 3: Cross multiply
    92,333.43x = 127,420.08 × 49,891.95
  4. Step 4: Simplify right side
    92,333.43x = 6,357,236,260.36
  5. Step 5: Solve for x
    x = 6,357,236,260.36/92,333.43
  6. Step 6: Final answer
    x = 68,850.86

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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.