Home / 69,769.48-104,653.36-17,179.42

Finding the Fourth Proportional to 69,769.48, 104,653.36 and 17,179.42

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Solution

The fourth proportional to 69,769.48, 104,653.36 and 17,179.42 is: 25,768.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769.48 : 104,653.36 = 17,179.42 : x
  2. Step 2: Convert to fraction form
    69,769.48/104,653.36 = 17,179.42/x
  3. Step 3: Cross multiply
    69,769.48x = 104,653.36 × 17,179.42
  4. Step 4: Simplify right side
    69,769.48x = 1,797,884,025.85
  5. Step 5: Solve for x
    x = 1,797,884,025.85/69,769.48
  6. Step 6: Final answer
    x = 25,768.92

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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.