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Finding the Fourth Proportional to 102,351.41, 141,240.92 and 57,028.22

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Solution

The fourth proportional to 102,351.41, 141,240.92 and 57,028.22 is: 78,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,351.41 : 141,240.92 = 57,028.22 : x
  2. Step 2: Convert to fraction form
    102,351.41/141,240.92 = 57,028.22/x
  3. Step 3: Cross multiply
    102,351.41x = 141,240.92 × 57,028.22
  4. Step 4: Simplify right side
    102,351.41x = 8,054,717,973.62
  5. Step 5: Solve for x
    x = 8,054,717,973.62/102,351.41
  6. Step 6: Final answer
    x = 78,696.70

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