Home / 92,579.20-127,759.30-50,137.73

Finding the Fourth Proportional to 92,579.20, 127,759.30 and 50,137.73

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Solution

The fourth proportional to 92,579.20, 127,759.30 and 50,137.73 is: 69,190.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,579.20 : 127,759.30 = 50,137.73 : x
  2. Step 2: Convert to fraction form
    92,579.20/127,759.30 = 50,137.73/x
  3. Step 3: Cross multiply
    92,579.20x = 127,759.30 × 50,137.73
  4. Step 4: Simplify right side
    92,579.20x = 6,405,561,863.00
  5. Step 5: Solve for x
    x = 6,405,561,863.00/92,579.20
  6. Step 6: Final answer
    x = 69,190.07

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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.