Home / 223,062.08-307,821.84-122,459.36

Finding the Fourth Proportional to 223,062.08, 307,821.84 and 122,459.36

Calculator

Solution

The fourth proportional to 223,062.08, 307,821.84 and 122,459.36 is: 168,991.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,062.08 : 307,821.84 = 122,459.36 : x
  2. Step 2: Convert to fraction form
    223,062.08/307,821.84 = 122,459.36/x
  3. Step 3: Cross multiply
    223,062.08x = 307,821.84 × 122,459.36
  4. Step 4: Simplify right side
    223,062.08x = 37,695,665,520.42
  5. Step 5: Solve for x
    x = 37,695,665,520.42/223,062.08
  6. Step 6: Final answer
    x = 168,991.81

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.