Home / 49,188.97-73,792.86-21,105.01

Finding the Fourth Proportional to 49,188.97, 73,792.86 and 21,105.01

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Solution

The fourth proportional to 49,188.97, 73,792.86 and 21,105.01 is: 31,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,188.97 : 73,792.86 = 21,105.01 : x
  2. Step 2: Convert to fraction form
    49,188.97/73,792.86 = 21,105.01/x
  3. Step 3: Cross multiply
    49,188.97x = 73,792.86 × 21,105.01
  4. Step 4: Simplify right side
    49,188.97x = 1,557,399,048.23
  5. Step 5: Solve for x
    x = 1,557,399,048.23/49,188.97
  6. Step 6: Final answer
    x = 31,661.55

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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.