Home / 179,426.80-269,140.20-123,439.60

Finding the Fourth Proportional to 179,426.80, 269,140.20 and 123,439.60

Calculator

Solution

The fourth proportional to 179,426.80, 269,140.20 and 123,439.60 is: 185,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,426.80 : 269,140.20 = 123,439.60 : x
  2. Step 2: Convert to fraction form
    179,426.80/269,140.20 = 123,439.60/x
  3. Step 3: Cross multiply
    179,426.80x = 269,140.20 × 123,439.60
  4. Step 4: Simplify right side
    179,426.80x = 33,222,558,631.92
  5. Step 5: Solve for x
    x = 33,222,558,631.92/179,426.80
  6. Step 6: Final answer
    x = 185,159.40

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.