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Finding the Fourth Proportional to 183,630.80, 275,446.20 and 127,643.60

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Solution

The fourth proportional to 183,630.80, 275,446.20 and 127,643.60 is: 191,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,630.80 : 275,446.20 = 127,643.60 : x
  2. Step 2: Convert to fraction form
    183,630.80/275,446.20 = 127,643.60/x
  3. Step 3: Cross multiply
    183,630.80x = 275,446.20 × 127,643.60
  4. Step 4: Simplify right side
    183,630.80x = 35,158,944,574.32
  5. Step 5: Solve for x
    x = 35,158,944,574.32/183,630.80
  6. Step 6: Final answer
    x = 191,465.40

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