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Finding the Fourth Proportional to 235,237.60, 352,863.31 and 57,744.60

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Solution

The fourth proportional to 235,237.60, 352,863.31 and 57,744.60 is: 86,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,237.60 : 352,863.31 = 57,744.60 : x
  2. Step 2: Convert to fraction form
    235,237.60/352,863.31 = 57,744.60/x
  3. Step 3: Cross multiply
    235,237.60x = 352,863.31 × 57,744.60
  4. Step 4: Simplify right side
    235,237.60x = 20,375,950,323.73
  5. Step 5: Solve for x
    x = 20,375,950,323.73/235,237.60
  6. Step 6: Final answer
    x = 86,618.60

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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.