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Finding the Fourth Proportional to 216,119.55, 324,153.81 and 58,360.31

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Solution

The fourth proportional to 216,119.55, 324,153.81 and 58,360.31 is: 87,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,119.55 : 324,153.81 = 58,360.31 : x
  2. Step 2: Convert to fraction form
    216,119.55/324,153.81 = 58,360.31/x
  3. Step 3: Cross multiply
    216,119.55x = 324,153.81 × 58,360.31
  4. Step 4: Simplify right side
    216,119.55x = 18,917,715,218.51
  5. Step 5: Solve for x
    x = 18,917,715,218.51/216,119.55
  6. Step 6: Final answer
    x = 87,533.57

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