Home / 134,837.72-186,074.78-74,408.90

Finding the Fourth Proportional to 134,837.72, 186,074.78 and 74,408.90

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Solution

The fourth proportional to 134,837.72, 186,074.78 and 74,408.90 is: 102,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,837.72 : 186,074.78 = 74,408.90 : x
  2. Step 2: Convert to fraction form
    134,837.72/186,074.78 = 74,408.90/x
  3. Step 3: Cross multiply
    134,837.72x = 186,074.78 × 74,408.90
  4. Step 4: Simplify right side
    134,837.72x = 13,845,619,697.54
  5. Step 5: Solve for x
    x = 13,845,619,697.54/134,837.72
  6. Step 6: Final answer
    x = 102,683.58

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