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Finding the Fourth Proportional to 219,738.60, 329,618.70 and 114,762.60

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Solution

The fourth proportional to 219,738.60, 329,618.70 and 114,762.60 is: 172,149.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,738.60 : 329,618.70 = 114,762.60 : x
  2. Step 2: Convert to fraction form
    219,738.60/329,618.70 = 114,762.60/x
  3. Step 3: Cross multiply
    219,738.60x = 329,618.70 × 114,762.60
  4. Step 4: Simplify right side
    219,738.60x = 37,827,899,020.62
  5. Step 5: Solve for x
    x = 37,827,899,020.62/219,738.60
  6. Step 6: Final answer
    x = 172,149.54

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