Home / 73,039.68-109,544.94-23,111.28

Finding the Fourth Proportional to 73,039.68, 109,544.94 and 23,111.28

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Solution

The fourth proportional to 73,039.68, 109,544.94 and 23,111.28 is: 34,662.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,039.68 : 109,544.94 = 23,111.28 : x
  2. Step 2: Convert to fraction form
    73,039.68/109,544.94 = 23,111.28/x
  3. Step 3: Cross multiply
    73,039.68x = 109,544.94 × 23,111.28
  4. Step 4: Simplify right side
    73,039.68x = 2,531,723,780.92
  5. Step 5: Solve for x
    x = 2,531,723,780.92/73,039.68
  6. Step 6: Final answer
    x = 34,662.31

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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.