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Finding the Fourth Proportional to 201,849.40, 302,409.60 and 117,540.55

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Solution

The fourth proportional to 201,849.40, 302,409.60 and 117,540.55 is: 176,098.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,849.40 : 302,409.60 = 117,540.55 : x
  2. Step 2: Convert to fraction form
    201,849.40/302,409.60 = 117,540.55/x
  3. Step 3: Cross multiply
    201,849.40x = 302,409.60 × 117,540.55
  4. Step 4: Simplify right side
    201,849.40x = 35,545,390,709.28
  5. Step 5: Solve for x
    x = 35,545,390,709.28/201,849.40
  6. Step 6: Final answer
    x = 176,098.57

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