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Finding the Fourth Proportional to 177,511.80, 265,749.30 and 172,327.80

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Solution

The fourth proportional to 177,511.80, 265,749.30 and 172,327.80 is: 257,988.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,511.80 : 265,749.30 = 172,327.80 : x
  2. Step 2: Convert to fraction form
    177,511.80/265,749.30 = 172,327.80/x
  3. Step 3: Cross multiply
    177,511.80x = 265,749.30 × 172,327.80
  4. Step 4: Simplify right side
    177,511.80x = 45,795,992,220.54
  5. Step 5: Solve for x
    x = 45,795,992,220.54/177,511.80
  6. Step 6: Final answer
    x = 257,988.44

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