Home / 72,896-157,896

Finding the Third Proportional to 72,896 and 157,896

Calculator

Solution

The third proportional to 72,896 and 157,896 is: 342,009.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,896 : 157,896 = 157,896 : x
  2. Step 2: Convert to fraction form
    72,896/157,896 = 157,896/x
  3. Step 3: Cross multiply
    72,896x = 157,896 × 157,896
  4. Step 4: Simplify right side
    72,896x = 24,931,146,816
  5. Step 5: Solve for x
    x = 24,931,146,816/72,896
  6. Step 6: Final answer
    x = 342,009.81

Related Problems

Find third proportional to 36,448 and 78,948
Half scale
Find third proportional to 145,792 and 315,792
Double scale
Find third proportional to 72,898 and 157,900
Similar ratio
Find third proportional to 109,344 and 236,844
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.