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Finding the Fourth Proportional to 162,313.14, 223,991.66 and 90,693.21

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Solution

The fourth proportional to 162,313.14, 223,991.66 and 90,693.21 is: 125,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,313.14 : 223,991.66 = 90,693.21 : x
  2. Step 2: Convert to fraction form
    162,313.14/223,991.66 = 90,693.21/x
  3. Step 3: Cross multiply
    162,313.14x = 223,991.66 × 90,693.21
  4. Step 4: Simplify right side
    162,313.14x = 20,314,522,205.16
  5. Step 5: Solve for x
    x = 20,314,522,205.16/162,313.14
  6. Step 6: Final answer
    x = 125,156.36

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