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Finding the Fourth Proportional to 122,965.60, 184,448.40 and 69,602.80

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Solution

The fourth proportional to 122,965.60, 184,448.40 and 69,602.80 is: 104,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,965.60 : 184,448.40 = 69,602.80 : x
  2. Step 2: Convert to fraction form
    122,965.60/184,448.40 = 69,602.80/x
  3. Step 3: Cross multiply
    122,965.60x = 184,448.40 × 69,602.80
  4. Step 4: Simplify right side
    122,965.60x = 12,838,125,095.52
  5. Step 5: Solve for x
    x = 12,838,125,095.52/122,965.60
  6. Step 6: Final answer
    x = 104,404.20

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