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Finding the Fourth Proportional to 77,946.66, 107,494.65 and 51,079.41

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Solution

The fourth proportional to 77,946.66, 107,494.65 and 51,079.41 is: 70,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,946.66 : 107,494.65 = 51,079.41 : x
  2. Step 2: Convert to fraction form
    77,946.66/107,494.65 = 51,079.41/x
  3. Step 3: Cross multiply
    77,946.66x = 107,494.65 × 51,079.41
  4. Step 4: Simplify right side
    77,946.66x = 5,490,763,300.16
  5. Step 5: Solve for x
    x = 5,490,763,300.16/77,946.66
  6. Step 6: Final answer
    x = 70,442.57

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