Home / 284,550.38-427,035.83-134,791.28

Finding the Fourth Proportional to 284,550.38, 427,035.83 and 134,791.28

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Solution

The fourth proportional to 284,550.38, 427,035.83 and 134,791.28 is: 202,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,550.38 : 427,035.83 = 134,791.28 : x
  2. Step 2: Convert to fraction form
    284,550.38/427,035.83 = 134,791.28/x
  3. Step 3: Cross multiply
    284,550.38x = 427,035.83 × 134,791.28
  4. Step 4: Simplify right side
    284,550.38x = 57,560,703,322.43
  5. Step 5: Solve for x
    x = 57,560,703,322.43/284,550.38
  6. Step 6: Final answer
    x = 202,286.51

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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.