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Finding the Fourth Proportional to 103,838.70, 155,700.45 and 44,664.30

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Solution

The fourth proportional to 103,838.70, 155,700.45 and 44,664.30 is: 66,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,838.70 : 155,700.45 = 44,664.30 : x
  2. Step 2: Convert to fraction form
    103,838.70/155,700.45 = 44,664.30/x
  3. Step 3: Cross multiply
    103,838.70x = 155,700.45 × 44,664.30
  4. Step 4: Simplify right side
    103,838.70x = 6,954,251,608.94
  5. Step 5: Solve for x
    x = 6,954,251,608.94/103,838.70
  6. Step 6: Final answer
    x = 66,971.67

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