Home / 179,972.29-269,991.24-90,062.02

Finding the Fourth Proportional to 179,972.29, 269,991.24 and 90,062.02

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Solution

The fourth proportional to 179,972.29, 269,991.24 and 90,062.02 is: 135,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,972.29 : 269,991.24 = 90,062.02 : x
  2. Step 2: Convert to fraction form
    179,972.29/269,991.24 = 90,062.02/x
  3. Step 3: Cross multiply
    179,972.29x = 269,991.24 × 90,062.02
  4. Step 4: Simplify right side
    179,972.29x = 24,315,956,456.70
  5. Step 5: Solve for x
    x = 24,315,956,456.70/179,972.29
  6. Step 6: Final answer
    x = 135,109.45

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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.