Home / 79,228.40-109,336.05-43,417.64

Finding the Fourth Proportional to 79,228.40, 109,336.05 and 43,417.64

Calculator

Solution

The fourth proportional to 79,228.40, 109,336.05 and 43,417.64 is: 59,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,228.40 : 109,336.05 = 43,417.64 : x
  2. Step 2: Convert to fraction form
    79,228.40/109,336.05 = 43,417.64/x
  3. Step 3: Cross multiply
    79,228.40x = 109,336.05 × 43,417.64
  4. Step 4: Simplify right side
    79,228.40x = 4,747,113,257.92
  5. Step 5: Solve for x
    x = 4,747,113,257.92/79,228.40
  6. Step 6: Final answer
    x = 59,916.81

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.