Home / 89,947.13-124,137.97-52,221.38

Finding the Fourth Proportional to 89,947.13, 124,137.97 and 52,221.38

Calculator

Solution

The fourth proportional to 89,947.13, 124,137.97 and 52,221.38 is: 72,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,947.13 : 124,137.97 = 52,221.38 : x
  2. Step 2: Convert to fraction form
    89,947.13/124,137.97 = 52,221.38/x
  3. Step 3: Cross multiply
    89,947.13x = 124,137.97 × 52,221.38
  4. Step 4: Simplify right side
    89,947.13x = 6,482,655,352.56
  5. Step 5: Solve for x
    x = 6,482,655,352.56/89,947.13
  6. Step 6: Final answer
    x = 72,071.85

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.