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Finding the Fourth Proportional to 201,645.40, 302,103.60 and 117,336.55

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Solution

The fourth proportional to 201,645.40, 302,103.60 and 117,336.55 is: 175,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,645.40 : 302,103.60 = 117,336.55 : x
  2. Step 2: Convert to fraction form
    201,645.40/302,103.60 = 117,336.55/x
  3. Step 3: Cross multiply
    201,645.40x = 302,103.60 × 117,336.55
  4. Step 4: Simplify right side
    201,645.40x = 35,447,794,166.58
  5. Step 5: Solve for x
    x = 35,447,794,166.58/201,645.40
  6. Step 6: Final answer
    x = 175,792.72

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