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Finding the Fourth Proportional to 78,462.14, 108,301.48 and 53,326.22

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Solution

The fourth proportional to 78,462.14, 108,301.48 and 53,326.22 is: 73,606.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,462.14 : 108,301.48 = 53,326.22 : x
  2. Step 2: Convert to fraction form
    78,462.14/108,301.48 = 53,326.22/x
  3. Step 3: Cross multiply
    78,462.14x = 108,301.48 × 53,326.22
  4. Step 4: Simplify right side
    78,462.14x = 5,775,308,548.81
  5. Step 5: Solve for x
    x = 5,775,308,548.81/78,462.14
  6. Step 6: Final answer
    x = 73,606.31

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