Home / 263,537.72-395,164.38-136,865.46

Finding the Fourth Proportional to 263,537.72, 395,164.38 and 136,865.46

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Solution

The fourth proportional to 263,537.72, 395,164.38 and 136,865.46 is: 205,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,537.72 : 395,164.38 = 136,865.46 : x
  2. Step 2: Convert to fraction form
    263,537.72/395,164.38 = 136,865.46/x
  3. Step 3: Cross multiply
    263,537.72x = 395,164.38 × 136,865.46
  4. Step 4: Simplify right side
    263,537.72x = 54,084,354,644.31
  5. Step 5: Solve for x
    x = 54,084,354,644.31/263,537.72
  6. Step 6: Final answer
    x = 205,224.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.