Home / 202,190.96-303,287.66-89,844.78

Finding the Fourth Proportional to 202,190.96, 303,287.66 and 89,844.78

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Solution

The fourth proportional to 202,190.96, 303,287.66 and 89,844.78 is: 134,767.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,190.96 : 303,287.66 = 89,844.78 : x
  2. Step 2: Convert to fraction form
    202,190.96/303,287.66 = 89,844.78/x
  3. Step 3: Cross multiply
    202,190.96x = 303,287.66 × 89,844.78
  4. Step 4: Simplify right side
    202,190.96x = 27,248,813,089.41
  5. Step 5: Solve for x
    x = 27,248,813,089.41/202,190.96
  6. Step 6: Final answer
    x = 134,767.71

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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.