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Finding the Fourth Proportional to 227,622.40, 341,433.60 and 77,812.90

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Solution

The fourth proportional to 227,622.40, 341,433.60 and 77,812.90 is: 116,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,622.40 : 341,433.60 = 77,812.90 : x
  2. Step 2: Convert to fraction form
    227,622.40/341,433.60 = 77,812.90/x
  3. Step 3: Cross multiply
    227,622.40x = 341,433.60 × 77,812.90
  4. Step 4: Simplify right side
    227,622.40x = 26,567,938,573.44
  5. Step 5: Solve for x
    x = 26,567,938,573.44/227,622.40
  6. Step 6: Final answer
    x = 116,719.35

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