Home / 55,051.20-82,749.60-54,014.40

Finding the Fourth Proportional to 55,051.20, 82,749.60 and 54,014.40

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Solution

The fourth proportional to 55,051.20, 82,749.60 and 54,014.40 is: 81,191.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,051.20 : 82,749.60 = 54,014.40 : x
  2. Step 2: Convert to fraction form
    55,051.20/82,749.60 = 54,014.40/x
  3. Step 3: Cross multiply
    55,051.20x = 82,749.60 × 54,014.40
  4. Step 4: Simplify right side
    55,051.20x = 4,469,669,994.24
  5. Step 5: Solve for x
    x = 4,469,669,994.24/55,051.20
  6. Step 6: Final answer
    x = 81,191.15

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