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Finding the Fourth Proportional to 103,695.30, 155,542.95 and 37,137.60

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Solution

The fourth proportional to 103,695.30, 155,542.95 and 37,137.60 is: 55,706.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695.30 : 155,542.95 = 37,137.60 : x
  2. Step 2: Convert to fraction form
    103,695.30/155,542.95 = 37,137.60/x
  3. Step 3: Cross multiply
    103,695.30x = 155,542.95 × 37,137.60
  4. Step 4: Simplify right side
    103,695.30x = 5,776,491,859.92
  5. Step 5: Solve for x
    x = 5,776,491,859.92/103,695.30
  6. Step 6: Final answer
    x = 55,706.40

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