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Finding the Fourth Proportional to 201,336.60, 302,102.10 and 142,044.60

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Solution

The fourth proportional to 201,336.60, 302,102.10 and 142,044.60 is: 213,135.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,336.60 : 302,102.10 = 142,044.60 : x
  2. Step 2: Convert to fraction form
    201,336.60/302,102.10 = 142,044.60/x
  3. Step 3: Cross multiply
    201,336.60x = 302,102.10 × 142,044.60
  4. Step 4: Simplify right side
    201,336.60x = 42,911,971,953.66
  5. Step 5: Solve for x
    x = 42,911,971,953.66/201,336.60
  6. Step 6: Final answer
    x = 213,135.48

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