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Finding the Fourth Proportional to 193,721.48, 290,581.78 and 51,566.78

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Solution

The fourth proportional to 193,721.48, 290,581.78 and 51,566.78 is: 77,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,721.48 : 290,581.78 = 51,566.78 : x
  2. Step 2: Convert to fraction form
    193,721.48/290,581.78 = 51,566.78/x
  3. Step 3: Cross multiply
    193,721.48x = 290,581.78 × 51,566.78
  4. Step 4: Simplify right side
    193,721.48x = 14,984,366,721.27
  5. Step 5: Solve for x
    x = 14,984,366,721.27/193,721.48
  6. Step 6: Final answer
    x = 77,350.05

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