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Finding the Fourth Proportional to 122,726.80, 184,090.20 and 103,027.60

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Solution

The fourth proportional to 122,726.80, 184,090.20 and 103,027.60 is: 154,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,726.80 : 184,090.20 = 103,027.60 : x
  2. Step 2: Convert to fraction form
    122,726.80/184,090.20 = 103,027.60/x
  3. Step 3: Cross multiply
    122,726.80x = 184,090.20 × 103,027.60
  4. Step 4: Simplify right side
    122,726.80x = 18,966,371,489.52
  5. Step 5: Solve for x
    x = 18,966,371,489.52/122,726.80
  6. Step 6: Final answer
    x = 154,541.40

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