Home / 243,863.82-336,584.70-148,401.27

Finding the Fourth Proportional to 243,863.82, 336,584.70 and 148,401.27

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Solution

The fourth proportional to 243,863.82, 336,584.70 and 148,401.27 is: 204,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,863.82 : 336,584.70 = 148,401.27 : x
  2. Step 2: Convert to fraction form
    243,863.82/336,584.70 = 148,401.27/x
  3. Step 3: Cross multiply
    243,863.82x = 336,584.70 × 148,401.27
  4. Step 4: Simplify right side
    243,863.82x = 49,949,596,942.57
  5. Step 5: Solve for x
    x = 49,949,596,942.57/243,863.82
  6. Step 6: Final answer
    x = 204,825.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.