Home / 116,472-174,708-28,920

Finding the Fourth Proportional to 116,472, 174,708 and 28,920

Calculator

Solution

The fourth proportional to 116,472, 174,708 and 28,920 is: 43,380

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,472 : 174,708 = 28,920 : x
  2. Step 2: Convert to fraction form
    116,472/174,708 = 28,920/x
  3. Step 3: Cross multiply
    116,472x = 174,708 × 28,920
  4. Step 4: Simplify right side
    116,472x = 5,052,555,360
  5. Step 5: Solve for x
    x = 5,052,555,360/116,472
  6. Step 6: Final answer
    x = 43,380

Related Problems

Find fourth proportional to 58,236, 87,354 and 14,460
Half scale
Find fourth proportional to 232,944, 349,416 and 57,840
Double scale
Find fourth proportional to 116,473, 174,709.50 and 28,921
Similar ratio
Find fourth proportional to 174,708, 262,062 and 43,380
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.