Home / 115,426-180,430

Finding the Third Proportional to 115,426 and 180,430

Calculator

Solution

The third proportional to 115,426 and 180,430 is: 282,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,426 : 180,430 = 180,430 : x
  2. Step 2: Convert to fraction form
    115,426/180,430 = 180,430/x
  3. Step 3: Cross multiply
    115,426x = 180,430 × 180,430
  4. Step 4: Simplify right side
    115,426x = 32,554,984,900
  5. Step 5: Solve for x
    x = 32,554,984,900/115,426
  6. Step 6: Final answer
    x = 282,042.04

Related Problems

Find third proportional to 57,713 and 90,215
Half scale
Find third proportional to 230,852 and 360,860
Double scale
Find third proportional to 115,428 and 180,433
Similar ratio
Find third proportional to 173,139 and 270,645
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.