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Finding the Fourth Proportional to 235,857.96, 353,833.63 and 67,379.74

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Solution

The fourth proportional to 235,857.96, 353,833.63 and 67,379.74 is: 101,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,857.96 : 353,833.63 = 67,379.74 : x
  2. Step 2: Convert to fraction form
    235,857.96/353,833.63 = 67,379.74/x
  3. Step 3: Cross multiply
    235,857.96x = 353,833.63 × 67,379.74
  4. Step 4: Simplify right side
    235,857.96x = 23,841,217,992.66
  5. Step 5: Solve for x
    x = 23,841,217,992.66/235,857.96
  6. Step 6: Final answer
    x = 101,082.95

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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.