Home / 84,340-130,542

Finding the Third Proportional to 84,340 and 130,542

Calculator

Solution

The third proportional to 84,340 and 130,542 is: 202,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,340 : 130,542 = 130,542 : x
  2. Step 2: Convert to fraction form
    84,340/130,542 = 130,542/x
  3. Step 3: Cross multiply
    84,340x = 130,542 × 130,542
  4. Step 4: Simplify right side
    84,340x = 17,041,213,764
  5. Step 5: Solve for x
    x = 17,041,213,764/84,340
  6. Step 6: Final answer
    x = 202,053.76

Related Problems

Find third proportional to 42,170 and 65,271
Half scale
Find third proportional to 168,680 and 261,084
Double scale
Find third proportional to 84,342 and 130,545
Similar ratio
Find third proportional to 126,510 and 195,813
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.