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Finding the Fourth Proportional to 263,119.62, 394,678.62 and 94,639.68

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Solution

The fourth proportional to 263,119.62, 394,678.62 and 94,639.68 is: 141,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,119.62 : 394,678.62 = 94,639.68 : x
  2. Step 2: Convert to fraction form
    263,119.62/394,678.62 = 94,639.68/x
  3. Step 3: Cross multiply
    263,119.62x = 394,678.62 × 94,639.68
  4. Step 4: Simplify right side
    263,119.62x = 37,352,258,299.64
  5. Step 5: Solve for x
    x = 37,352,258,299.64/263,119.62
  6. Step 6: Final answer
    x = 141,959.23

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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.