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Finding the Fourth Proportional to 235,732.56, 353,610.51 and 67,277.73

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Solution

The fourth proportional to 235,732.56, 353,610.51 and 67,277.73 is: 100,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,732.56 : 353,610.51 = 67,277.73 : x
  2. Step 2: Convert to fraction form
    235,732.56/353,610.51 = 67,277.73/x
  3. Step 3: Cross multiply
    235,732.56x = 353,610.51 × 67,277.73
  4. Step 4: Simplify right side
    235,732.56x = 23,790,112,416.94
  5. Step 5: Solve for x
    x = 23,790,112,416.94/235,732.56
  6. Step 6: Final answer
    x = 100,919.93

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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.