Home / 126,128.64-189,192.60-41,895.30

Finding the Fourth Proportional to 126,128.64, 189,192.60 and 41,895.30

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Solution

The fourth proportional to 126,128.64, 189,192.60 and 41,895.30 is: 62,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,128.64 : 189,192.60 = 41,895.30 : x
  2. Step 2: Convert to fraction form
    126,128.64/189,192.60 = 41,895.30/x
  3. Step 3: Cross multiply
    126,128.64x = 189,192.60 × 41,895.30
  4. Step 4: Simplify right side
    126,128.64x = 7,926,280,734.78
  5. Step 5: Solve for x
    x = 7,926,280,734.78/126,128.64
  6. Step 6: Final answer
    x = 62,842.83

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