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Finding the Fourth Proportional to 235,615.20, 352,645.20 and 182,738.40

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Solution

The fourth proportional to 235,615.20, 352,645.20 and 182,738.40 is: 273,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,615.20 : 352,645.20 = 182,738.40 : x
  2. Step 2: Convert to fraction form
    235,615.20/352,645.20 = 182,738.40/x
  3. Step 3: Cross multiply
    235,615.20x = 352,645.20 × 182,738.40
  4. Step 4: Simplify right side
    235,615.20x = 64,441,819,615.68
  5. Step 5: Solve for x
    x = 64,441,819,615.68/235,615.20
  6. Step 6: Final answer
    x = 273,504.51

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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.