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Finding the Fourth Proportional to 116,438.70, 160,638.75 and 73,404.03

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Solution

The fourth proportional to 116,438.70, 160,638.75 and 73,404.03 is: 101,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,438.70 : 160,638.75 = 73,404.03 : x
  2. Step 2: Convert to fraction form
    116,438.70/160,638.75 = 73,404.03/x
  3. Step 3: Cross multiply
    116,438.70x = 160,638.75 × 73,404.03
  4. Step 4: Simplify right side
    116,438.70x = 11,791,531,624.16
  5. Step 5: Solve for x
    x = 11,791,531,624.16/116,438.70
  6. Step 6: Final answer
    x = 101,268.15

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