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Finding the Fourth Proportional to 51,978.14, 77,973.32 and 18,233.85

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Solution

The fourth proportional to 51,978.14, 77,973.32 and 18,233.85 is: 27,352.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,978.14 : 77,973.32 = 18,233.85 : x
  2. Step 2: Convert to fraction form
    51,978.14/77,973.32 = 18,233.85/x
  3. Step 3: Cross multiply
    51,978.14x = 77,973.32 × 18,233.85
  4. Step 4: Simplify right side
    51,978.14x = 1,421,753,820.88
  5. Step 5: Solve for x
    x = 1,421,753,820.88/51,978.14
  6. Step 6: Final answer
    x = 27,352.92

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