Home / 263,235.57-394,894.64-113,518.41

Finding the Fourth Proportional to 263,235.57, 394,894.64 and 113,518.41

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Solution

The fourth proportional to 263,235.57, 394,894.64 and 113,518.41 is: 170,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,235.57 : 394,894.64 = 113,518.41 : x
  2. Step 2: Convert to fraction form
    263,235.57/394,894.64 = 113,518.41/x
  3. Step 3: Cross multiply
    263,235.57x = 394,894.64 × 113,518.41
  4. Step 4: Simplify right side
    263,235.57x = 44,827,811,082.73
  5. Step 5: Solve for x
    x = 44,827,811,082.73/263,235.57
  6. Step 6: Final answer
    x = 170,295.42

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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.