Home / 193,273.36-290,009-88,078.80

Finding the Fourth Proportional to 193,273.36, 290,009 and 88,078.80

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Solution

The fourth proportional to 193,273.36, 290,009 and 88,078.80 is: 132,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,273.36 : 290,009 = 88,078.80 : x
  2. Step 2: Convert to fraction form
    193,273.36/290,009 = 88,078.80/x
  3. Step 3: Cross multiply
    193,273.36x = 290,009 × 88,078.80
  4. Step 4: Simplify right side
    193,273.36x = 25,543,644,709.20
  5. Step 5: Solve for x
    x = 25,543,644,709.20/193,273.36
  6. Step 6: Final answer
    x = 132,163.30

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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.