Home / 49,798.85-68,721.14-27,138.42

Finding the Fourth Proportional to 49,798.85, 68,721.14 and 27,138.42

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Solution

The fourth proportional to 49,798.85, 68,721.14 and 27,138.42 is: 37,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,798.85 : 68,721.14 = 27,138.42 : x
  2. Step 2: Convert to fraction form
    49,798.85/68,721.14 = 27,138.42/x
  3. Step 3: Cross multiply
    49,798.85x = 68,721.14 × 27,138.42
  4. Step 4: Simplify right side
    49,798.85x = 1,864,983,228.04
  5. Step 5: Solve for x
    x = 1,864,983,228.04/49,798.85
  6. Step 6: Final answer
    x = 37,450.33

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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.