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Finding the Fourth Proportional to 55,904.72, 77,149.70 and 30,754.22

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Solution

The fourth proportional to 55,904.72, 77,149.70 and 30,754.22 is: 42,441.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,904.72 : 77,149.70 = 30,754.22 : x
  2. Step 2: Convert to fraction form
    55,904.72/77,149.70 = 30,754.22/x
  3. Step 3: Cross multiply
    55,904.72x = 77,149.70 × 30,754.22
  4. Step 4: Simplify right side
    55,904.72x = 2,372,678,846.73
  5. Step 5: Solve for x
    x = 2,372,678,846.73/55,904.72
  6. Step 6: Final answer
    x = 42,441.48

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