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Finding the Fourth Proportional to 146,718.81, 219,989.66 and 80,066.34

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Solution

The fourth proportional to 146,718.81, 219,989.66 and 80,066.34 is: 120,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,718.81 : 219,989.66 = 80,066.34 : x
  2. Step 2: Convert to fraction form
    146,718.81/219,989.66 = 80,066.34/x
  3. Step 3: Cross multiply
    146,718.81x = 219,989.66 × 80,066.34
  4. Step 4: Simplify right side
    146,718.81x = 17,613,766,513.71
  5. Step 5: Solve for x
    x = 17,613,766,513.71/146,718.81
  6. Step 6: Final answer
    x = 120,051.18

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