Home / 193,489.47-290,317.37-100,060.83

Finding the Fourth Proportional to 193,489.47, 290,317.37 and 100,060.83

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Solution

The fourth proportional to 193,489.47, 290,317.37 and 100,060.83 is: 150,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,489.47 : 290,317.37 = 100,060.83 : x
  2. Step 2: Convert to fraction form
    193,489.47/290,317.37 = 100,060.83/x
  3. Step 3: Cross multiply
    193,489.47x = 290,317.37 × 100,060.83
  4. Step 4: Simplify right side
    193,489.47x = 29,049,396,505.31
  5. Step 5: Solve for x
    x = 29,049,396,505.31/193,489.47
  6. Step 6: Final answer
    x = 150,134.25

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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.