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Finding the Fourth Proportional to 75,202.56, 103,636.68 and 53,945.04

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Solution

The fourth proportional to 75,202.56, 103,636.68 and 53,945.04 is: 74,341.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,202.56 : 103,636.68 = 53,945.04 : x
  2. Step 2: Convert to fraction form
    75,202.56/103,636.68 = 53,945.04/x
  3. Step 3: Cross multiply
    75,202.56x = 103,636.68 × 53,945.04
  4. Step 4: Simplify right side
    75,202.56x = 5,590,684,848.07
  5. Step 5: Solve for x
    x = 5,590,684,848.07/75,202.56
  6. Step 6: Final answer
    x = 74,341.68

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