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Finding the Fourth Proportional to 219,797.76, 329,723.08 and 77,613.78

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Solution

The fourth proportional to 219,797.76, 329,723.08 and 77,613.78 is: 116,430.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,797.76 : 329,723.08 = 77,613.78 : x
  2. Step 2: Convert to fraction form
    219,797.76/329,723.08 = 77,613.78/x
  3. Step 3: Cross multiply
    219,797.76x = 329,723.08 × 77,613.78
  4. Step 4: Simplify right side
    219,797.76x = 25,591,054,592.04
  5. Step 5: Solve for x
    x = 25,591,054,592.04/219,797.76
  6. Step 6: Final answer
    x = 116,430.01

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