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Finding the Fourth Proportional to 168,545.80, 253,110.30 and 109,642.60

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Solution

The fourth proportional to 168,545.80, 253,110.30 and 109,642.60 is: 164,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,545.80 : 253,110.30 = 109,642.60 : x
  2. Step 2: Convert to fraction form
    168,545.80/253,110.30 = 109,642.60/x
  3. Step 3: Cross multiply
    168,545.80x = 253,110.30 × 109,642.60
  4. Step 4: Simplify right side
    168,545.80x = 27,751,671,378.78
  5. Step 5: Solve for x
    x = 27,751,671,378.78/168,545.80
  6. Step 6: Final answer
    x = 164,653.59

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