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Finding the Fourth Proportional to 238,380.22, 328,948.45 and 130,954.78

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Solution

The fourth proportional to 238,380.22, 328,948.45 and 130,954.78 is: 180,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,380.22 : 328,948.45 = 130,954.78 : x
  2. Step 2: Convert to fraction form
    238,380.22/328,948.45 = 130,954.78/x
  3. Step 3: Cross multiply
    238,380.22x = 328,948.45 × 130,954.78
  4. Step 4: Simplify right side
    238,380.22x = 43,077,371,901.09
  5. Step 5: Solve for x
    x = 43,077,371,901.09/238,380.22
  6. Step 6: Final answer
    x = 180,708.67

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