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Finding the Fourth Proportional to 161,748.78, 223,142.90 and 97,243.22

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Solution

The fourth proportional to 161,748.78, 223,142.90 and 97,243.22 is: 134,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,748.78 : 223,142.90 = 97,243.22 : x
  2. Step 2: Convert to fraction form
    161,748.78/223,142.90 = 97,243.22/x
  3. Step 3: Cross multiply
    161,748.78x = 223,142.90 × 97,243.22
  4. Step 4: Simplify right side
    161,748.78x = 21,699,132,514.21
  5. Step 5: Solve for x
    x = 21,699,132,514.21/161,748.78
  6. Step 6: Final answer
    x = 134,153.30

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