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Finding the Fourth Proportional to 269,085.60, 402,850.80 and 164,109.60

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Solution

The fourth proportional to 269,085.60, 402,850.80 and 164,109.60 is: 245,690.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,085.60 : 402,850.80 = 164,109.60 : x
  2. Step 2: Convert to fraction form
    269,085.60/402,850.80 = 164,109.60/x
  3. Step 3: Cross multiply
    269,085.60x = 402,850.80 × 164,109.60
  4. Step 4: Simplify right side
    269,085.60x = 66,111,683,647.68
  5. Step 5: Solve for x
    x = 66,111,683,647.68/269,085.60
  6. Step 6: Final answer
    x = 245,690.16

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