Home / 120,656-158,664

Finding the Third Proportional to 120,656 and 158,664

Calculator

Solution

The third proportional to 120,656 and 158,664 is: 208,644.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,656 : 158,664 = 158,664 : x
  2. Step 2: Convert to fraction form
    120,656/158,664 = 158,664/x
  3. Step 3: Cross multiply
    120,656x = 158,664 × 158,664
  4. Step 4: Simplify right side
    120,656x = 25,174,264,896
  5. Step 5: Solve for x
    x = 25,174,264,896/120,656
  6. Step 6: Final answer
    x = 208,644.95

Related Problems

Find third proportional to 60,328 and 79,332
Half scale
Find third proportional to 241,312 and 317,328
Double scale
Find third proportional to 120,658 and 158,667
Similar ratio
Find third proportional to 180,984 and 237,996
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.