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Finding the Fourth Proportional to 201,695.60, 302,640.60 and 142,403.60

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Solution

The fourth proportional to 201,695.60, 302,640.60 and 142,403.60 is: 213,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,695.60 : 302,640.60 = 142,403.60 : x
  2. Step 2: Convert to fraction form
    201,695.60/302,640.60 = 142,403.60/x
  3. Step 3: Cross multiply
    201,695.60x = 302,640.60 × 142,403.60
  4. Step 4: Simplify right side
    201,695.60x = 43,097,110,946.16
  5. Step 5: Solve for x
    x = 43,097,110,946.16/201,695.60
  6. Step 6: Final answer
    x = 213,674.03

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