Home / 113,816.26-157,085.61-66,109.54

Finding the Fourth Proportional to 113,816.26, 157,085.61 and 66,109.54

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Solution

The fourth proportional to 113,816.26, 157,085.61 and 66,109.54 is: 91,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,816.26 : 157,085.61 = 66,109.54 : x
  2. Step 2: Convert to fraction form
    113,816.26/157,085.61 = 66,109.54/x
  3. Step 3: Cross multiply
    113,816.26x = 157,085.61 × 66,109.54
  4. Step 4: Simplify right side
    113,816.26x = 10,384,857,417.72
  5. Step 5: Solve for x
    x = 10,384,857,417.72/113,816.26
  6. Step 6: Final answer
    x = 91,242.30

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