Home / 104,424.64-156,636-25,539.20

Finding the Fourth Proportional to 104,424.64, 156,636 and 25,539.20

Calculator

Solution

The fourth proportional to 104,424.64, 156,636 and 25,539.20 is: 38,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.64 : 156,636 = 25,539.20 : x
  2. Step 2: Convert to fraction form
    104,424.64/156,636 = 25,539.20/x
  3. Step 3: Cross multiply
    104,424.64x = 156,636 × 25,539.20
  4. Step 4: Simplify right side
    104,424.64x = 4,000,358,131.20
  5. Step 5: Solve for x
    x = 4,000,358,131.20/104,424.64
  6. Step 6: Final answer
    x = 38,308.57

Related Problems

Find fourth proportional to 52,212.32, 78,318 and 12,769.60
Half scale
Find fourth proportional to 208,849.28, 313,272 and 51,078.40
Double scale
Find fourth proportional to 104,425.64, 156,637.50 and 25,540.20
Similar ratio
Find fourth proportional to 156,636.96, 234,954 and 38,308.80
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.