Home / 193,390.29-290,011.62-75,046.26

Finding the Fourth Proportional to 193,390.29, 290,011.62 and 75,046.26

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Solution

The fourth proportional to 193,390.29, 290,011.62 and 75,046.26 is: 112,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,390.29 : 290,011.62 = 75,046.26 : x
  2. Step 2: Convert to fraction form
    193,390.29/290,011.62 = 75,046.26/x
  3. Step 3: Cross multiply
    193,390.29x = 290,011.62 × 75,046.26
  4. Step 4: Simplify right side
    193,390.29x = 21,764,287,437.54
  5. Step 5: Solve for x
    x = 21,764,287,437.54/193,390.29
  6. Step 6: Final answer
    x = 112,540.75

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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.