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Finding the Fourth Proportional to 186,705.44, 280,012.80 and 53,554.40

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Solution

The fourth proportional to 186,705.44, 280,012.80 and 53,554.40 is: 80,318.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,705.44 : 280,012.80 = 53,554.40 : x
  2. Step 2: Convert to fraction form
    186,705.44/280,012.80 = 53,554.40/x
  3. Step 3: Cross multiply
    186,705.44x = 280,012.80 × 53,554.40
  4. Step 4: Simplify right side
    186,705.44x = 14,995,917,496.32
  5. Step 5: Solve for x
    x = 14,995,917,496.32/186,705.44
  6. Step 6: Final answer
    x = 80,318.59

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