Home / 120,580-177,386

Finding the Third Proportional to 120,580 and 177,386

Calculator

Solution

The third proportional to 120,580 and 177,386 is: 260,953.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,580 : 177,386 = 177,386 : x
  2. Step 2: Convert to fraction form
    120,580/177,386 = 177,386/x
  3. Step 3: Cross multiply
    120,580x = 177,386 × 177,386
  4. Step 4: Simplify right side
    120,580x = 31,465,792,996
  5. Step 5: Solve for x
    x = 31,465,792,996/120,580
  6. Step 6: Final answer
    x = 260,953.67

Related Problems

Find third proportional to 60,290 and 88,693
Half scale
Find third proportional to 241,160 and 354,772
Double scale
Find third proportional to 120,582 and 177,389
Similar ratio
Find third proportional to 180,870 and 266,079
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.