Home / 303,078.45-454,601.19-92,716.39

Finding the Fourth Proportional to 303,078.45, 454,601.19 and 92,716.39

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Solution

The fourth proportional to 303,078.45, 454,601.19 and 92,716.39 is: 139,069.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,078.45 : 454,601.19 = 92,716.39 : x
  2. Step 2: Convert to fraction form
    303,078.45/454,601.19 = 92,716.39/x
  3. Step 3: Cross multiply
    303,078.45x = 454,601.19 × 92,716.39
  4. Step 4: Simplify right side
    303,078.45x = 42,148,981,226.50
  5. Step 5: Solve for x
    x = 42,148,981,226.50/303,078.45
  6. Step 6: Final answer
    x = 139,069.54

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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.