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Finding the Fourth Proportional to 202,659.43, 303,568.57 and 118,163.32

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Solution

The fourth proportional to 202,659.43, 303,568.57 and 118,163.32 is: 176,999.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,659.43 : 303,568.57 = 118,163.32 : x
  2. Step 2: Convert to fraction form
    202,659.43/303,568.57 = 118,163.32/x
  3. Step 3: Cross multiply
    202,659.43x = 303,568.57 × 118,163.32
  4. Step 4: Simplify right side
    202,659.43x = 35,870,669,488.04
  5. Step 5: Solve for x
    x = 35,870,669,488.04/202,659.43
  6. Step 6: Final answer
    x = 176,999.76

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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.