Home / 67,454.40-101,116.80-52,453.20

Finding the Fourth Proportional to 67,454.40, 101,116.80 and 52,453.20

Calculator

Solution

The fourth proportional to 67,454.40, 101,116.80 and 52,453.20 is: 78,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,454.40 : 101,116.80 = 52,453.20 : x
  2. Step 2: Convert to fraction form
    67,454.40/101,116.80 = 52,453.20/x
  3. Step 3: Cross multiply
    67,454.40x = 101,116.80 × 52,453.20
  4. Step 4: Simplify right side
    67,454.40x = 5,303,899,733.76
  5. Step 5: Solve for x
    x = 5,303,899,733.76/67,454.40
  6. Step 6: Final answer
    x = 78,629.41

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.