Home / 211,188.20-291,439.70-126,305.26

Finding the Fourth Proportional to 211,188.20, 291,439.70 and 126,305.26

Calculator

Solution

The fourth proportional to 211,188.20, 291,439.70 and 126,305.26 is: 174,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,188.20 : 291,439.70 = 126,305.26 : x
  2. Step 2: Convert to fraction form
    211,188.20/291,439.70 = 126,305.26/x
  3. Step 3: Cross multiply
    211,188.20x = 291,439.70 × 126,305.26
  4. Step 4: Simplify right side
    211,188.20x = 36,810,367,082.82
  5. Step 5: Solve for x
    x = 36,810,367,082.82/211,188.20
  6. Step 6: Final answer
    x = 174,301.25

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.