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Finding the Fourth Proportional to 122,068.40, 183,102.60 and 51,938.60

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Solution

The fourth proportional to 122,068.40, 183,102.60 and 51,938.60 is: 77,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,068.40 : 183,102.60 = 51,938.60 : x
  2. Step 2: Convert to fraction form
    122,068.40/183,102.60 = 51,938.60/x
  3. Step 3: Cross multiply
    122,068.40x = 183,102.60 × 51,938.60
  4. Step 4: Simplify right side
    122,068.40x = 9,510,092,700.36
  5. Step 5: Solve for x
    x = 9,510,092,700.36/122,068.40
  6. Step 6: Final answer
    x = 77,907.90

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