Home / 250,644.37-345,889.31-135,922.97

Finding the Fourth Proportional to 250,644.37, 345,889.31 and 135,922.97

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Solution

The fourth proportional to 250,644.37, 345,889.31 and 135,922.97 is: 187,573.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,644.37 : 345,889.31 = 135,922.97 : x
  2. Step 2: Convert to fraction form
    250,644.37/345,889.31 = 135,922.97/x
  3. Step 3: Cross multiply
    250,644.37x = 345,889.31 × 135,922.97
  4. Step 4: Simplify right side
    250,644.37x = 47,014,304,124.82
  5. Step 5: Solve for x
    x = 47,014,304,124.82/250,644.37
  6. Step 6: Final answer
    x = 187,573.75

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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.