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Finding the Fourth Proportional to 219,845.70, 329,768.55 and 141,113.70

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Solution

The fourth proportional to 219,845.70, 329,768.55 and 141,113.70 is: 211,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,845.70 : 329,768.55 = 141,113.70 : x
  2. Step 2: Convert to fraction form
    219,845.70/329,768.55 = 141,113.70/x
  3. Step 3: Cross multiply
    219,845.70x = 329,768.55 × 141,113.70
  4. Step 4: Simplify right side
    219,845.70x = 46,534,860,234.14
  5. Step 5: Solve for x
    x = 46,534,860,234.14/219,845.70
  6. Step 6: Final answer
    x = 211,670.55

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