Home / 150,930.26-208,273.66-82,945.77

Finding the Fourth Proportional to 150,930.26, 208,273.66 and 82,945.77

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Solution

The fourth proportional to 150,930.26, 208,273.66 and 82,945.77 is: 114,459.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,930.26 : 208,273.66 = 82,945.77 : x
  2. Step 2: Convert to fraction form
    150,930.26/208,273.66 = 82,945.77/x
  3. Step 3: Cross multiply
    150,930.26x = 208,273.66 × 82,945.77
  4. Step 4: Simplify right side
    150,930.26x = 17,275,418,111.03
  5. Step 5: Solve for x
    x = 17,275,418,111.03/150,930.26
  6. Step 6: Final answer
    x = 114,459.61

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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.