Home / 79,321.60-118,974.30-26,731.54

Finding the Fourth Proportional to 79,321.60, 118,974.30 and 26,731.54

Calculator

Solution

The fourth proportional to 79,321.60, 118,974.30 and 26,731.54 is: 40,094.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,321.60 : 118,974.30 = 26,731.54 : x
  2. Step 2: Convert to fraction form
    79,321.60/118,974.30 = 26,731.54/x
  3. Step 3: Cross multiply
    79,321.60x = 118,974.30 × 26,731.54
  4. Step 4: Simplify right side
    79,321.60x = 3,180,366,259.42
  5. Step 5: Solve for x
    x = 3,180,366,259.42/79,321.60
  6. Step 6: Final answer
    x = 40,094.58

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.