Home / 204,151.53-305,628.46-143,150.27

Finding the Fourth Proportional to 204,151.53, 305,628.46 and 143,150.27

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Solution

The fourth proportional to 204,151.53, 305,628.46 and 143,150.27 is: 214,305.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,151.53 : 305,628.46 = 143,150.27 : x
  2. Step 2: Convert to fraction form
    204,151.53/305,628.46 = 143,150.27/x
  3. Step 3: Cross multiply
    204,151.53x = 305,628.46 × 143,150.27
  4. Step 4: Simplify right side
    204,151.53x = 43,750,796,617.00
  5. Step 5: Solve for x
    x = 43,750,796,617.00/204,151.53
  6. Step 6: Final answer
    x = 214,305.51

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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.