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Finding the Fourth Proportional to 161,300.52, 222,600.42 and 89,700.84

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Solution

The fourth proportional to 161,300.52, 222,600.42 and 89,700.84 is: 123,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,300.52 : 222,600.42 = 89,700.84 : x
  2. Step 2: Convert to fraction form
    161,300.52/222,600.42 = 89,700.84/x
  3. Step 3: Cross multiply
    161,300.52x = 222,600.42 × 89,700.84
  4. Step 4: Simplify right side
    161,300.52x = 19,967,444,658.35
  5. Step 5: Solve for x
    x = 19,967,444,658.35/161,300.52
  6. Step 6: Final answer
    x = 123,790.33

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