Home / 69,028.15-103,466.49-39,381.34

Finding the Fourth Proportional to 69,028.15, 103,466.49 and 39,381.34

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Solution

The fourth proportional to 69,028.15, 103,466.49 and 39,381.34 is: 59,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,028.15 : 103,466.49 = 39,381.34 : x
  2. Step 2: Convert to fraction form
    69,028.15/103,466.49 = 39,381.34/x
  3. Step 3: Cross multiply
    69,028.15x = 103,466.49 × 39,381.34
  4. Step 4: Simplify right side
    69,028.15x = 4,074,649,021.30
  5. Step 5: Solve for x
    x = 4,074,649,021.30/69,028.15
  6. Step 6: Final answer
    x = 59,028.80

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