Home / 72,090-157,302

Finding the Third Proportional to 72,090 and 157,302

Calculator

Solution

The third proportional to 72,090 and 157,302 is: 343,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,090 : 157,302 = 157,302 : x
  2. Step 2: Convert to fraction form
    72,090/157,302 = 157,302/x
  3. Step 3: Cross multiply
    72,090x = 157,302 × 157,302
  4. Step 4: Simplify right side
    72,090x = 24,743,919,204
  5. Step 5: Solve for x
    x = 24,743,919,204/72,090
  6. Step 6: Final answer
    x = 343,236.50

Related Problems

Find third proportional to 36,045 and 78,651
Half scale
Find third proportional to 144,180 and 314,604
Double scale
Find third proportional to 72,092 and 157,306
Similar ratio
Find third proportional to 108,135 and 235,953
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.