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Finding the Fourth Proportional to 183,640.80, 275,461.20 and 127,653.60

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Solution

The fourth proportional to 183,640.80, 275,461.20 and 127,653.60 is: 191,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,640.80 : 275,461.20 = 127,653.60 : x
  2. Step 2: Convert to fraction form
    183,640.80/275,461.20 = 127,653.60/x
  3. Step 3: Cross multiply
    183,640.80x = 275,461.20 × 127,653.60
  4. Step 4: Simplify right side
    183,640.80x = 35,163,613,840.32
  5. Step 5: Solve for x
    x = 35,163,613,840.32/183,640.80
  6. Step 6: Final answer
    x = 191,480.40

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