Home / 179,610.21-247,878.71-103,139.32

Finding the Fourth Proportional to 179,610.21, 247,878.71 and 103,139.32

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Solution

The fourth proportional to 179,610.21, 247,878.71 and 103,139.32 is: 142,341.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,610.21 : 247,878.71 = 103,139.32 : x
  2. Step 2: Convert to fraction form
    179,610.21/247,878.71 = 103,139.32/x
  3. Step 3: Cross multiply
    179,610.21x = 247,878.71 × 103,139.32
  4. Step 4: Simplify right side
    179,610.21x = 25,566,041,591.88
  5. Step 5: Solve for x
    x = 25,566,041,591.88/179,610.21
  6. Step 6: Final answer
    x = 142,341.81

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