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Finding the Fourth Proportional to 235,010.92, 352,372.38 and 92,684.20

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Solution

The fourth proportional to 235,010.92, 352,372.38 and 92,684.20 is: 138,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,010.92 : 352,372.38 = 92,684.20 : x
  2. Step 2: Convert to fraction form
    235,010.92/352,372.38 = 92,684.20/x
  3. Step 3: Cross multiply
    235,010.92x = 352,372.38 × 92,684.20
  4. Step 4: Simplify right side
    235,010.92x = 32,659,352,142.40
  5. Step 5: Solve for x
    x = 32,659,352,142.40/235,010.92
  6. Step 6: Final answer
    x = 138,969.51

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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.