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Finding the Fourth Proportional to 235,092.48, 352,563.84 and 77,284.56

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Solution

The fourth proportional to 235,092.48, 352,563.84 and 77,284.56 is: 115,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,092.48 : 352,563.84 = 77,284.56 : x
  2. Step 2: Convert to fraction form
    235,092.48/352,563.84 = 77,284.56/x
  3. Step 3: Cross multiply
    235,092.48x = 352,563.84 × 77,284.56
  4. Step 4: Simplify right side
    235,092.48x = 27,247,741,246.31
  5. Step 5: Solve for x
    x = 27,247,741,246.31/235,092.48
  6. Step 6: Final answer
    x = 115,902.22

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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.