Home / 69,370.56-95,742-39,168

Finding the Fourth Proportional to 69,370.56, 95,742 and 39,168

Calculator

Solution

The fourth proportional to 69,370.56, 95,742 and 39,168 is: 54,057.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,370.56 : 95,742 = 39,168 : x
  2. Step 2: Convert to fraction form
    69,370.56/95,742 = 39,168/x
  3. Step 3: Cross multiply
    69,370.56x = 95,742 × 39,168
  4. Step 4: Simplify right side
    69,370.56x = 3,750,022,656
  5. Step 5: Solve for x
    x = 3,750,022,656/69,370.56
  6. Step 6: Final answer
    x = 54,057.84

Related Problems

Find fourth proportional to 34,685.28, 47,871 and 19,584
Half scale
Find fourth proportional to 138,741.12, 191,484 and 78,336
Double scale
Find fourth proportional to 69,371.56, 95,743.38 and 39,169
Similar ratio
Find fourth proportional to 104,055.84, 143,613 and 58,752
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.