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Finding the Fourth Proportional to 213,851.92, 320,774.52 and 73,611.76

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Solution

The fourth proportional to 213,851.92, 320,774.52 and 73,611.76 is: 110,416.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,851.92 : 320,774.52 = 73,611.76 : x
  2. Step 2: Convert to fraction form
    213,851.92/320,774.52 = 73,611.76/x
  3. Step 3: Cross multiply
    213,851.92x = 320,774.52 × 73,611.76
  4. Step 4: Simplify right side
    213,851.92x = 23,612,776,980.36
  5. Step 5: Solve for x
    x = 23,612,776,980.36/213,851.92
  6. Step 6: Final answer
    x = 110,416.48

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