Home / 108,741-153,129

Finding the Third Proportional to 108,741 and 153,129

Calculator

Solution

The third proportional to 108,741 and 153,129 is: 215,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,741 : 153,129 = 153,129 : x
  2. Step 2: Convert to fraction form
    108,741/153,129 = 153,129/x
  3. Step 3: Cross multiply
    108,741x = 153,129 × 153,129
  4. Step 4: Simplify right side
    108,741x = 23,448,490,641
  5. Step 5: Solve for x
    x = 23,448,490,641/108,741
  6. Step 6: Final answer
    x = 215,636.15

Related Problems

Find third proportional to 54,370.50 and 76,564.50
Half scale
Find third proportional to 217,482 and 306,258
Double scale
Find third proportional to 108,743 and 153,132
Similar ratio
Find third proportional to 163,111.50 and 229,693.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.