Home / 93,764-140,646-28,100

Finding the Fourth Proportional to 93,764, 140,646 and 28,100

Calculator

Solution

The fourth proportional to 93,764, 140,646 and 28,100 is: 42,150

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,764 : 140,646 = 28,100 : x
  2. Step 2: Convert to fraction form
    93,764/140,646 = 28,100/x
  3. Step 3: Cross multiply
    93,764x = 140,646 × 28,100
  4. Step 4: Simplify right side
    93,764x = 3,952,152,600
  5. Step 5: Solve for x
    x = 3,952,152,600/93,764
  6. Step 6: Final answer
    x = 42,150

Related Problems

Find fourth proportional to 46,882, 70,323 and 14,050
Half scale
Find fourth proportional to 187,528, 281,292 and 56,200
Double scale
Find fourth proportional to 93,765, 140,647.50 and 28,101
Similar ratio
Find fourth proportional to 140,646, 210,969 and 42,150
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.