Home / 108,278-169,896

Finding the Third Proportional to 108,278 and 169,896

Calculator

Solution

The third proportional to 108,278 and 169,896 is: 266,579.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,278 : 169,896 = 169,896 : x
  2. Step 2: Convert to fraction form
    108,278/169,896 = 169,896/x
  3. Step 3: Cross multiply
    108,278x = 169,896 × 169,896
  4. Step 4: Simplify right side
    108,278x = 28,864,650,816
  5. Step 5: Solve for x
    x = 28,864,650,816/108,278
  6. Step 6: Final answer
    x = 266,579.09

Related Problems

Find third proportional to 54,139 and 84,948
Half scale
Find third proportional to 216,556 and 339,792
Double scale
Find third proportional to 108,280 and 169,899
Similar ratio
Find third proportional to 162,417 and 254,844
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.