Home / 133,734.24-184,559.28-76,378.56

Finding the Fourth Proportional to 133,734.24, 184,559.28 and 76,378.56

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Solution

The fourth proportional to 133,734.24, 184,559.28 and 76,378.56 is: 105,405.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,734.24 : 184,559.28 = 76,378.56 : x
  2. Step 2: Convert to fraction form
    133,734.24/184,559.28 = 76,378.56/x
  3. Step 3: Cross multiply
    133,734.24x = 184,559.28 × 76,378.56
  4. Step 4: Simplify right side
    133,734.24x = 14,096,372,041.04
  5. Step 5: Solve for x
    x = 14,096,372,041.04/133,734.24
  6. Step 6: Final answer
    x = 105,405.86

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