Home / 179,689.99-269,456.04-67,291.37

Finding the Fourth Proportional to 179,689.99, 269,456.04 and 67,291.37

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Solution

The fourth proportional to 179,689.99, 269,456.04 and 67,291.37 is: 100,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,689.99 : 269,456.04 = 67,291.37 : x
  2. Step 2: Convert to fraction form
    179,689.99/269,456.04 = 67,291.37/x
  3. Step 3: Cross multiply
    179,689.99x = 269,456.04 × 67,291.37
  4. Step 4: Simplify right side
    179,689.99x = 18,132,066,086.37
  5. Step 5: Solve for x
    x = 18,132,066,086.37/179,689.99
  6. Step 6: Final answer
    x = 100,907.49

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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.