Home / 72,974-157,340

Finding the Third Proportional to 72,974 and 157,340

Calculator

Solution

The third proportional to 72,974 and 157,340 is: 339,242.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,974 : 157,340 = 157,340 : x
  2. Step 2: Convert to fraction form
    72,974/157,340 = 157,340/x
  3. Step 3: Cross multiply
    72,974x = 157,340 × 157,340
  4. Step 4: Simplify right side
    72,974x = 24,755,875,600
  5. Step 5: Solve for x
    x = 24,755,875,600/72,974
  6. Step 6: Final answer
    x = 339,242.41

Related Problems

Find third proportional to 36,487 and 78,670
Half scale
Find third proportional to 145,948 and 314,680
Double scale
Find third proportional to 72,976 and 157,344
Similar ratio
Find third proportional to 109,461 and 236,010
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.