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Finding the Fourth Proportional to 235,791.44, 325,296.04 and 145,120.04

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Solution

The fourth proportional to 235,791.44, 325,296.04 and 145,120.04 is: 200,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,791.44 : 325,296.04 = 145,120.04 : x
  2. Step 2: Convert to fraction form
    235,791.44/325,296.04 = 145,120.04/x
  3. Step 3: Cross multiply
    235,791.44x = 325,296.04 × 145,120.04
  4. Step 4: Simplify right side
    235,791.44x = 47,206,974,336.64
  5. Step 5: Solve for x
    x = 47,206,974,336.64/235,791.44
  6. Step 6: Final answer
    x = 200,206.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.