Home / 73,421.60-110,132.40-68,464.40

Finding the Fourth Proportional to 73,421.60, 110,132.40 and 68,464.40

Calculator

Solution

The fourth proportional to 73,421.60, 110,132.40 and 68,464.40 is: 102,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,421.60 : 110,132.40 = 68,464.40 : x
  2. Step 2: Convert to fraction form
    73,421.60/110,132.40 = 68,464.40/x
  3. Step 3: Cross multiply
    73,421.60x = 110,132.40 × 68,464.40
  4. Step 4: Simplify right side
    73,421.60x = 7,540,148,686.56
  5. Step 5: Solve for x
    x = 7,540,148,686.56/73,421.60
  6. Step 6: Final answer
    x = 102,696.60

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.