Home / 73,135.08-109,619.66-33,610.50

Finding the Fourth Proportional to 73,135.08, 109,619.66 and 33,610.50

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Solution

The fourth proportional to 73,135.08, 109,619.66 and 33,610.50 is: 50,377.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,135.08 : 109,619.66 = 33,610.50 : x
  2. Step 2: Convert to fraction form
    73,135.08/109,619.66 = 33,610.50/x
  3. Step 3: Cross multiply
    73,135.08x = 109,619.66 × 33,610.50
  4. Step 4: Simplify right side
    73,135.08x = 3,684,371,582.43
  5. Step 5: Solve for x
    x = 3,684,371,582.43/73,135.08
  6. Step 6: Final answer
    x = 50,377.62

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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.