Home / 91,763-120,931

Finding the Third Proportional to 91,763 and 120,931

Calculator

Solution

The third proportional to 91,763 and 120,931 is: 159,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,763 : 120,931 = 120,931 : x
  2. Step 2: Convert to fraction form
    91,763/120,931 = 120,931/x
  3. Step 3: Cross multiply
    91,763x = 120,931 × 120,931
  4. Step 4: Simplify right side
    91,763x = 14,624,306,761
  5. Step 5: Solve for x
    x = 14,624,306,761/91,763
  6. Step 6: Final answer
    x = 159,370.41

Related Problems

Find third proportional to 45,881.50 and 60,465.50
Half scale
Find third proportional to 183,526 and 241,862
Double scale
Find third proportional to 91,765 and 120,934
Similar ratio
Find third proportional to 137,644.50 and 181,396.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.