Home / 73,270.40-109,905.60-48,338.60

Finding the Fourth Proportional to 73,270.40, 109,905.60 and 48,338.60

Calculator

Solution

The fourth proportional to 73,270.40, 109,905.60 and 48,338.60 is: 72,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,270.40 : 109,905.60 = 48,338.60 : x
  2. Step 2: Convert to fraction form
    73,270.40/109,905.60 = 48,338.60/x
  3. Step 3: Cross multiply
    73,270.40x = 109,905.60 × 48,338.60
  4. Step 4: Simplify right side
    73,270.40x = 5,312,682,836.16
  5. Step 5: Solve for x
    x = 5,312,682,836.16/73,270.40
  6. Step 6: Final answer
    x = 72,507.90

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.