Home / 156,729-235,445

Finding the Third Proportional to 156,729 and 235,445

Calculator

Solution

The third proportional to 156,729 and 235,445 is: 353,695.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,729 : 235,445 = 235,445 : x
  2. Step 2: Convert to fraction form
    156,729/235,445 = 235,445/x
  3. Step 3: Cross multiply
    156,729x = 235,445 × 235,445
  4. Step 4: Simplify right side
    156,729x = 55,434,348,025
  5. Step 5: Solve for x
    x = 55,434,348,025/156,729
  6. Step 6: Final answer
    x = 353,695.54

Related Problems

Find third proportional to 78,364.50 and 117,722.50
Half scale
Find third proportional to 313,458 and 470,890
Double scale
Find third proportional to 156,731 and 235,448
Similar ratio
Find third proportional to 235,093.50 and 353,167.50
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.