Home / 193,548.36-290,273.82-68,860.20

Finding the Fourth Proportional to 193,548.36, 290,273.82 and 68,860.20

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Solution

The fourth proportional to 193,548.36, 290,273.82 and 68,860.20 is: 103,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,548.36 : 290,273.82 = 68,860.20 : x
  2. Step 2: Convert to fraction form
    193,548.36/290,273.82 = 68,860.20/x
  3. Step 3: Cross multiply
    193,548.36x = 290,273.82 × 68,860.20
  4. Step 4: Simplify right side
    193,548.36x = 19,988,313,299.96
  5. Step 5: Solve for x
    x = 19,988,313,299.96/193,548.36
  6. Step 6: Final answer
    x = 103,272.97

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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.