Home / 185,472.56-278,257.44-80,266.88

Finding the Fourth Proportional to 185,472.56, 278,257.44 and 80,266.88

Calculator

Solution

The fourth proportional to 185,472.56, 278,257.44 and 80,266.88 is: 120,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,472.56 : 278,257.44 = 80,266.88 : x
  2. Step 2: Convert to fraction form
    185,472.56/278,257.44 = 80,266.88/x
  3. Step 3: Cross multiply
    185,472.56x = 278,257.44 × 80,266.88
  4. Step 4: Simplify right side
    185,472.56x = 22,334,856,545.59
  5. Step 5: Solve for x
    x = 22,334,856,545.59/185,472.56
  6. Step 6: Final answer
    x = 120,421.35

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.