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Finding the Fourth Proportional to 448,090.80, 672,136.20 and 132,550.80

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Solution

The fourth proportional to 448,090.80, 672,136.20 and 132,550.80 is: 198,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,090.80 : 672,136.20 = 132,550.80 : x
  2. Step 2: Convert to fraction form
    448,090.80/672,136.20 = 132,550.80/x
  3. Step 3: Cross multiply
    448,090.80x = 672,136.20 × 132,550.80
  4. Step 4: Simplify right side
    448,090.80x = 89,092,191,018.96
  5. Step 5: Solve for x
    x = 89,092,191,018.96/448,090.80
  6. Step 6: Final answer
    x = 198,826.20

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