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Finding the Fourth Proportional to 144,764.40, 217,069.80 and 51,273.20

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Solution

The fourth proportional to 144,764.40, 217,069.80 and 51,273.20 is: 76,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,764.40 : 217,069.80 = 51,273.20 : x
  2. Step 2: Convert to fraction form
    144,764.40/217,069.80 = 51,273.20/x
  3. Step 3: Cross multiply
    144,764.40x = 217,069.80 × 51,273.20
  4. Step 4: Simplify right side
    144,764.40x = 11,129,863,269.36
  5. Step 5: Solve for x
    x = 11,129,863,269.36/144,764.40
  6. Step 6: Final answer
    x = 76,882.60

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