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Finding the Fourth Proportional to 203,222.26, 304,833.42 and 84,829.02

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Solution

The fourth proportional to 203,222.26, 304,833.42 and 84,829.02 is: 127,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,222.26 : 304,833.42 = 84,829.02 : x
  2. Step 2: Convert to fraction form
    203,222.26/304,833.42 = 84,829.02/x
  3. Step 3: Cross multiply
    203,222.26x = 304,833.42 × 84,829.02
  4. Step 4: Simplify right side
    203,222.26x = 25,858,720,281.85
  5. Step 5: Solve for x
    x = 25,858,720,281.85/203,222.26
  6. Step 6: Final answer
    x = 127,243.54

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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.