Home / 294,198.45-405,961.37-165,107.31

Finding the Fourth Proportional to 294,198.45, 405,961.37 and 165,107.31

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Solution

The fourth proportional to 294,198.45, 405,961.37 and 165,107.31 is: 227,829.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,198.45 : 405,961.37 = 165,107.31 : x
  2. Step 2: Convert to fraction form
    294,198.45/405,961.37 = 165,107.31/x
  3. Step 3: Cross multiply
    294,198.45x = 405,961.37 × 165,107.31
  4. Step 4: Simplify right side
    294,198.45x = 67,027,190,779.52
  5. Step 5: Solve for x
    x = 67,027,190,779.52/294,198.45
  6. Step 6: Final answer
    x = 227,829.86

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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.