Home / 73,039.28-109,571.04-25,642.07

Finding the Fourth Proportional to 73,039.28, 109,571.04 and 25,642.07

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Solution

The fourth proportional to 73,039.28, 109,571.04 and 25,642.07 is: 38,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,039.28 : 109,571.04 = 25,642.07 : x
  2. Step 2: Convert to fraction form
    73,039.28/109,571.04 = 25,642.07/x
  3. Step 3: Cross multiply
    73,039.28x = 109,571.04 × 25,642.07
  4. Step 4: Simplify right side
    73,039.28x = 2,809,628,277.65
  5. Step 5: Solve for x
    x = 2,809,628,277.65/73,039.28
  6. Step 6: Final answer
    x = 38,467.36

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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.