Home / 91,600.32-137,400-29,256

Finding the Fourth Proportional to 91,600.32, 137,400 and 29,256

Calculator

Solution

The fourth proportional to 91,600.32, 137,400 and 29,256 is: 43,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,600.32 : 137,400 = 29,256 : x
  2. Step 2: Convert to fraction form
    91,600.32/137,400 = 29,256/x
  3. Step 3: Cross multiply
    91,600.32x = 137,400 × 29,256
  4. Step 4: Simplify right side
    91,600.32x = 4,019,774,400
  5. Step 5: Solve for x
    x = 4,019,774,400/91,600.32
  6. Step 6: Final answer
    x = 43,883.85

Related Problems

Find fourth proportional to 45,800.16, 68,700 and 14,628
Half scale
Find fourth proportional to 183,200.64, 274,800 and 58,512
Double scale
Find fourth proportional to 91,601.32, 137,401.50 and 29,257
Similar ratio
Find fourth proportional to 137,400.48, 206,100 and 43,884
1.5x scale

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.