Home / 77,882-170,506

Finding the Third Proportional to 77,882 and 170,506

Calculator

Solution

The third proportional to 77,882 and 170,506 is: 373,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,882 : 170,506 = 170,506 : x
  2. Step 2: Convert to fraction form
    77,882/170,506 = 170,506/x
  3. Step 3: Cross multiply
    77,882x = 170,506 × 170,506
  4. Step 4: Simplify right side
    77,882x = 29,072,296,036
  5. Step 5: Solve for x
    x = 29,072,296,036/77,882
  6. Step 6: Final answer
    x = 373,286.46

Related Problems

Find third proportional to 38,941 and 85,253
Half scale
Find third proportional to 155,764 and 341,012
Double scale
Find third proportional to 77,884 and 170,510
Similar ratio
Find third proportional to 116,823 and 255,759
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.