Home / 55,259.40-82,889.10-47,742.60

Finding the Fourth Proportional to 55,259.40, 82,889.10 and 47,742.60

Calculator

Solution

The fourth proportional to 55,259.40, 82,889.10 and 47,742.60 is: 71,613.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,259.40 : 82,889.10 = 47,742.60 : x
  2. Step 2: Convert to fraction form
    55,259.40/82,889.10 = 47,742.60/x
  3. Step 3: Cross multiply
    55,259.40x = 82,889.10 × 47,742.60
  4. Step 4: Simplify right side
    55,259.40x = 3,957,341,145.66
  5. Step 5: Solve for x
    x = 3,957,341,145.66/55,259.40
  6. Step 6: Final answer
    x = 71,613.90

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.