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Finding the Fourth Proportional to 162,119.44, 243,169.98 and 43,781.86

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Solution

The fourth proportional to 162,119.44, 243,169.98 and 43,781.86 is: 65,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,119.44 : 243,169.98 = 43,781.86 : x
  2. Step 2: Convert to fraction form
    162,119.44/243,169.98 = 43,781.86/x
  3. Step 3: Cross multiply
    162,119.44x = 243,169.98 × 43,781.86
  4. Step 4: Simplify right side
    162,119.44x = 10,646,434,020.56
  5. Step 5: Solve for x
    x = 10,646,434,020.56/162,119.44
  6. Step 6: Final answer
    x = 65,670.31

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