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Finding the Fourth Proportional to 122,323.20, 183,484.80 and 118,046.40

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Solution

The fourth proportional to 122,323.20, 183,484.80 and 118,046.40 is: 177,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,323.20 : 183,484.80 = 118,046.40 : x
  2. Step 2: Convert to fraction form
    122,323.20/183,484.80 = 118,046.40/x
  3. Step 3: Cross multiply
    122,323.20x = 183,484.80 × 118,046.40
  4. Step 4: Simplify right side
    122,323.20x = 21,659,720,094.72
  5. Step 5: Solve for x
    x = 21,659,720,094.72/122,323.20
  6. Step 6: Final answer
    x = 177,069.60

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