Home / 71,488-156,308

Finding the Third Proportional to 71,488 and 156,308

Calculator

Solution

The third proportional to 71,488 and 156,308 is: 341,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,488 : 156,308 = 156,308 : x
  2. Step 2: Convert to fraction form
    71,488/156,308 = 156,308/x
  3. Step 3: Cross multiply
    71,488x = 156,308 × 156,308
  4. Step 4: Simplify right side
    71,488x = 24,432,190,864
  5. Step 5: Solve for x
    x = 24,432,190,864/71,488
  6. Step 6: Final answer
    x = 341,766.32

Related Problems

Find third proportional to 35,744 and 78,154
Half scale
Find third proportional to 142,976 and 312,616
Double scale
Find third proportional to 71,490 and 156,312
Similar ratio
Find third proportional to 107,232 and 234,462
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.