Home / 250,971.85-346,348.37-142,067.77

Finding the Fourth Proportional to 250,971.85, 346,348.37 and 142,067.77

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Solution

The fourth proportional to 250,971.85, 346,348.37 and 142,067.77 is: 196,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,971.85 : 346,348.37 = 142,067.77 : x
  2. Step 2: Convert to fraction form
    250,971.85/346,348.37 = 142,067.77/x
  3. Step 3: Cross multiply
    250,971.85x = 346,348.37 × 142,067.77
  4. Step 4: Simplify right side
    250,971.85x = 49,204,940,569.03
  5. Step 5: Solve for x
    x = 49,204,940,569.03/250,971.85
  6. Step 6: Final answer
    x = 196,057.61

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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.