Home / 73,137.08-109,622.66-33,612.50

Finding the Fourth Proportional to 73,137.08, 109,622.66 and 33,612.50

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Solution

The fourth proportional to 73,137.08, 109,622.66 and 33,612.50 is: 50,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,137.08 : 109,622.66 = 33,612.50 : x
  2. Step 2: Convert to fraction form
    73,137.08/109,622.66 = 33,612.50/x
  3. Step 3: Cross multiply
    73,137.08x = 109,622.66 × 33,612.50
  4. Step 4: Simplify right side
    73,137.08x = 3,684,691,659.25
  5. Step 5: Solve for x
    x = 3,684,691,659.25/73,137.08
  6. Step 6: Final answer
    x = 50,380.62

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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.