Home / 84,258-126,603

Finding the Third Proportional to 84,258 and 126,603

Calculator

Solution

The third proportional to 84,258 and 126,603 is: 190,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,258 : 126,603 = 126,603 : x
  2. Step 2: Convert to fraction form
    84,258/126,603 = 126,603/x
  3. Step 3: Cross multiply
    84,258x = 126,603 × 126,603
  4. Step 4: Simplify right side
    84,258x = 16,028,319,609
  5. Step 5: Solve for x
    x = 16,028,319,609/84,258
  6. Step 6: Final answer
    x = 190,229.05

Related Problems

Find third proportional to 42,129 and 63,301.50
Half scale
Find third proportional to 168,516 and 253,206
Double scale
Find third proportional to 84,260 and 126,606
Similar ratio
Find third proportional to 126,387 and 189,904.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.