Home / 150,991.02-226,661.49-81,007.02

Finding the Fourth Proportional to 150,991.02, 226,661.49 and 81,007.02

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Solution

The fourth proportional to 150,991.02, 226,661.49 and 81,007.02 is: 121,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,991.02 : 226,661.49 = 81,007.02 : x
  2. Step 2: Convert to fraction form
    150,991.02/226,661.49 = 81,007.02/x
  3. Step 3: Cross multiply
    150,991.02x = 226,661.49 × 81,007.02
  4. Step 4: Simplify right side
    150,991.02x = 18,361,171,853.66
  5. Step 5: Solve for x
    x = 18,361,171,853.66/150,991.02
  6. Step 6: Final answer
    x = 121,604.40

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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.