Home / 133,033.69-199,585.10-66,471.13

Finding the Fourth Proportional to 133,033.69, 199,585.10 and 66,471.13

Calculator

Solution

The fourth proportional to 133,033.69, 199,585.10 and 66,471.13 is: 99,723.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,033.69 : 199,585.10 = 66,471.13 : x
  2. Step 2: Convert to fraction form
    133,033.69/199,585.10 = 66,471.13/x
  3. Step 3: Cross multiply
    133,033.69x = 199,585.10 × 66,471.13
  4. Step 4: Simplify right side
    133,033.69x = 13,266,647,128.16
  5. Step 5: Solve for x
    x = 13,266,647,128.16/133,033.69
  6. Step 6: Final answer
    x = 99,723.97

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.