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Finding the Fourth Proportional to 130,816.62, 196,257.74 and 51,904.80

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Solution

The fourth proportional to 130,816.62, 196,257.74 and 51,904.80 is: 77,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,816.62 : 196,257.74 = 51,904.80 : x
  2. Step 2: Convert to fraction form
    130,816.62/196,257.74 = 51,904.80/x
  3. Step 3: Cross multiply
    130,816.62x = 196,257.74 × 51,904.80
  4. Step 4: Simplify right side
    130,816.62x = 10,186,718,483.63
  5. Step 5: Solve for x
    x = 10,186,718,483.63/130,816.62
  6. Step 6: Final answer
    x = 77,870.22

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