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Finding the Fourth Proportional to 103,295.66, 155,009.03 and 44,131.78

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Solution

The fourth proportional to 103,295.66, 155,009.03 and 44,131.78 is: 66,225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,295.66 : 155,009.03 = 44,131.78 : x
  2. Step 2: Convert to fraction form
    103,295.66/155,009.03 = 44,131.78/x
  3. Step 3: Cross multiply
    103,295.66x = 155,009.03 × 44,131.78
  4. Step 4: Simplify right side
    103,295.66x = 6,840,824,409.97
  5. Step 5: Solve for x
    x = 6,840,824,409.97/103,295.66
  6. Step 6: Final answer
    x = 66,225.67

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