Home / 72,626-157,315

Finding the Third Proportional to 72,626 and 157,315

Calculator

Solution

The third proportional to 72,626 and 157,315 is: 340,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,626 : 157,315 = 157,315 : x
  2. Step 2: Convert to fraction form
    72,626/157,315 = 157,315/x
  3. Step 3: Cross multiply
    72,626x = 157,315 × 157,315
  4. Step 4: Simplify right side
    72,626x = 24,748,009,225
  5. Step 5: Solve for x
    x = 24,748,009,225/72,626
  6. Step 6: Final answer
    x = 340,759.63

Related Problems

Find third proportional to 36,313 and 78,657.50
Half scale
Find third proportional to 145,252 and 314,630
Double scale
Find third proportional to 72,628 and 157,319
Similar ratio
Find third proportional to 108,939 and 235,972.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.