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Finding the Fourth Proportional to 133,987.60, 201,211.80 and 94,819.60

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Solution

The fourth proportional to 133,987.60, 201,211.80 and 94,819.60 is: 142,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,987.60 : 201,211.80 = 94,819.60 : x
  2. Step 2: Convert to fraction form
    133,987.60/201,211.80 = 94,819.60/x
  3. Step 3: Cross multiply
    133,987.60x = 201,211.80 × 94,819.60
  4. Step 4: Simplify right side
    133,987.60x = 19,078,822,391.28
  5. Step 5: Solve for x
    x = 19,078,822,391.28/133,987.60
  6. Step 6: Final answer
    x = 142,392.45

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