Home / 88,275.50-121,820.97-47,989.34

Finding the Fourth Proportional to 88,275.50, 121,820.97 and 47,989.34

Calculator

Solution

The fourth proportional to 88,275.50, 121,820.97 and 47,989.34 is: 66,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,275.50 : 121,820.97 = 47,989.34 : x
  2. Step 2: Convert to fraction form
    88,275.50/121,820.97 = 47,989.34/x
  3. Step 3: Cross multiply
    88,275.50x = 121,820.97 × 47,989.34
  4. Step 4: Simplify right side
    88,275.50x = 5,846,107,339.35
  5. Step 5: Solve for x
    x = 5,846,107,339.35/88,275.50
  6. Step 6: Final answer
    x = 66,225.71

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.