Home / 163,143-335,070

Finding the Third Proportional to 163,143 and 335,070

Calculator

Solution

The third proportional to 163,143 and 335,070 is: 688,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,143 : 335,070 = 335,070 : x
  2. Step 2: Convert to fraction form
    163,143/335,070 = 335,070/x
  3. Step 3: Cross multiply
    163,143x = 335,070 × 335,070
  4. Step 4: Simplify right side
    163,143x = 112,271,904,900
  5. Step 5: Solve for x
    x = 112,271,904,900/163,143
  6. Step 6: Final answer
    x = 688,180.95

Related Problems

Find third proportional to 81,571.50 and 167,535
Half scale
Find third proportional to 326,286 and 670,140
Double scale
Find third proportional to 163,145 and 335,074
Similar ratio
Find third proportional to 244,714.50 and 502,605
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.