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Finding the Fourth Proportional to 54,978.85, 75,870.82 and 29,828.35

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Solution

The fourth proportional to 54,978.85, 75,870.82 and 29,828.35 is: 41,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,978.85 : 75,870.82 = 29,828.35 : x
  2. Step 2: Convert to fraction form
    54,978.85/75,870.82 = 29,828.35/x
  3. Step 3: Cross multiply
    54,978.85x = 75,870.82 × 29,828.35
  4. Step 4: Simplify right side
    54,978.85x = 2,263,101,373.75
  5. Step 5: Solve for x
    x = 2,263,101,373.75/54,978.85
  6. Step 6: Final answer
    x = 41,163.13

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