Home / 231,184.80-346,777.20-120,362.40

Finding the Fourth Proportional to 231,184.80, 346,777.20 and 120,362.40

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Solution

The fourth proportional to 231,184.80, 346,777.20 and 120,362.40 is: 180,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,184.80 : 346,777.20 = 120,362.40 : x
  2. Step 2: Convert to fraction form
    231,184.80/346,777.20 = 120,362.40/x
  3. Step 3: Cross multiply
    231,184.80x = 346,777.20 × 120,362.40
  4. Step 4: Simplify right side
    231,184.80x = 41,738,936,057.28
  5. Step 5: Solve for x
    x = 41,738,936,057.28/231,184.80
  6. Step 6: Final answer
    x = 180,543.60

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