Home / 150,727.96-208,007.19-82,751.26

Finding the Fourth Proportional to 150,727.96, 208,007.19 and 82,751.26

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Solution

The fourth proportional to 150,727.96, 208,007.19 and 82,751.26 is: 114,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,727.96 : 208,007.19 = 82,751.26 : x
  2. Step 2: Convert to fraction form
    150,727.96/208,007.19 = 82,751.26/x
  3. Step 3: Cross multiply
    150,727.96x = 208,007.19 × 82,751.26
  4. Step 4: Simplify right side
    150,727.96x = 17,212,857,061.56
  5. Step 5: Solve for x
    x = 17,212,857,061.56/150,727.96
  6. Step 6: Final answer
    x = 114,198.17

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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.