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Finding the Fourth Proportional to 77,278.60, 115,934.70 and 44,014.60

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Solution

The fourth proportional to 77,278.60, 115,934.70 and 44,014.60 is: 66,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,278.60 : 115,934.70 = 44,014.60 : x
  2. Step 2: Convert to fraction form
    77,278.60/115,934.70 = 44,014.60/x
  3. Step 3: Cross multiply
    77,278.60x = 115,934.70 × 44,014.60
  4. Step 4: Simplify right side
    77,278.60x = 5,102,819,446.62
  5. Step 5: Solve for x
    x = 5,102,819,446.62/77,278.60
  6. Step 6: Final answer
    x = 66,031.47

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