Home / 107,772.60-161,658.90-82,860.60

Finding the Fourth Proportional to 107,772.60, 161,658.90 and 82,860.60

Calculator

Solution

The fourth proportional to 107,772.60, 161,658.90 and 82,860.60 is: 124,290.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,772.60 : 161,658.90 = 82,860.60 : x
  2. Step 2: Convert to fraction form
    107,772.60/161,658.90 = 82,860.60/x
  3. Step 3: Cross multiply
    107,772.60x = 161,658.90 × 82,860.60
  4. Step 4: Simplify right side
    107,772.60x = 13,395,153,449.34
  5. Step 5: Solve for x
    x = 13,395,153,449.34/107,772.60
  6. Step 6: Final answer
    x = 124,290.90

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.