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Finding the Fourth Proportional to 65,696.03, 90,660.61 and 37,401.72

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Solution

The fourth proportional to 65,696.03, 90,660.61 and 37,401.72 is: 51,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,696.03 : 90,660.61 = 37,401.72 : x
  2. Step 2: Convert to fraction form
    65,696.03/90,660.61 = 37,401.72/x
  3. Step 3: Cross multiply
    65,696.03x = 90,660.61 × 37,401.72
  4. Step 4: Simplify right side
    65,696.03x = 3,390,862,843.75
  5. Step 5: Solve for x
    x = 3,390,862,843.75/65,696.03
  6. Step 6: Final answer
    x = 51,614.42

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