Home / 103,972.19-155,942.01-33,851.03

Finding the Fourth Proportional to 103,972.19, 155,942.01 and 33,851.03

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Solution

The fourth proportional to 103,972.19, 155,942.01 and 33,851.03 is: 50,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,972.19 : 155,942.01 = 33,851.03 : x
  2. Step 2: Convert to fraction form
    103,972.19/155,942.01 = 33,851.03/x
  3. Step 3: Cross multiply
    103,972.19x = 155,942.01 × 33,851.03
  4. Step 4: Simplify right side
    103,972.19x = 5,278,796,879.06
  5. Step 5: Solve for x
    x = 5,278,796,879.06/103,972.19
  6. Step 6: Final answer
    x = 50,771.24

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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.