Home / 222,257.52-306,722.76-121,655.52

Finding the Fourth Proportional to 222,257.52, 306,722.76 and 121,655.52

Calculator

Solution

The fourth proportional to 222,257.52, 306,722.76 and 121,655.52 is: 167,888.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,257.52 : 306,722.76 = 121,655.52 : x
  2. Step 2: Convert to fraction form
    222,257.52/306,722.76 = 121,655.52/x
  3. Step 3: Cross multiply
    222,257.52x = 306,722.76 × 121,655.52
  4. Step 4: Simplify right side
    222,257.52x = 37,314,516,863.64
  5. Step 5: Solve for x
    x = 37,314,516,863.64/222,257.52
  6. Step 6: Final answer
    x = 167,888.66

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.