Home / 150,945.62-208,305.39-82,969.56

Finding the Fourth Proportional to 150,945.62, 208,305.39 and 82,969.56

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Solution

The fourth proportional to 150,945.62, 208,305.39 and 82,969.56 is: 114,498.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,945.62 : 208,305.39 = 82,969.56 : x
  2. Step 2: Convert to fraction form
    150,945.62/208,305.39 = 82,969.56/x
  3. Step 3: Cross multiply
    150,945.62x = 208,305.39 × 82,969.56
  4. Step 4: Simplify right side
    150,945.62x = 17,283,006,865.06
  5. Step 5: Solve for x
    x = 17,283,006,865.06/150,945.62
  6. Step 6: Final answer
    x = 114,498.23

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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.