Home / 67,286-92,854.68-37,478

Finding the Fourth Proportional to 67,286, 92,854.68 and 37,478

Calculator

Solution

The fourth proportional to 67,286, 92,854.68 and 37,478 is: 51,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,286 : 92,854.68 = 37,478 : x
  2. Step 2: Convert to fraction form
    67,286/92,854.68 = 37,478/x
  3. Step 3: Cross multiply
    67,286x = 92,854.68 × 37,478
  4. Step 4: Simplify right side
    67,286x = 3,480,007,697.04
  5. Step 5: Solve for x
    x = 3,480,007,697.04/67,286
  6. Step 6: Final answer
    x = 51,719.64

Related Problems

Find fourth proportional to 33,643, 46,427.34 and 18,739
Half scale
Find fourth proportional to 134,572, 185,709.36 and 74,956
Double scale
Find fourth proportional to 67,287, 92,856.06 and 37,479
Similar ratio
Find fourth proportional to 100,929, 139,282.02 and 56,217
1.5x scale

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.