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Finding the Fourth Proportional to 235,758.48, 325,341 and 135,150

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Solution

The fourth proportional to 235,758.48, 325,341 and 135,150 is: 186,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,758.48 : 325,341 = 135,150 : x
  2. Step 2: Convert to fraction form
    235,758.48/325,341 = 135,150/x
  3. Step 3: Cross multiply
    235,758.48x = 325,341 × 135,150
  4. Step 4: Simplify right side
    235,758.48x = 43,969,836,150
  5. Step 5: Solve for x
    x = 43,969,836,150/235,758.48
  6. Step 6: Final answer
    x = 186,503.73

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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.