Finding the Third Proportional to 157,141.75 and 243,269.75
Calculator
Solution
The third proportional to 157,141.75 and 243,269.75 is: 376,603.74
Step by Step Solution
- Step 1: Write the proportion equation
157,141.75 : 243,269.75 = 243,269.75 : x - Step 2: Convert to fraction form
157,141.75/243,269.75 = 243,269.75/x - Step 3: Cross multiply
157,141.75x = 243,269.75 × 243,269.75 - Step 4: Simplify right side
157,141.75x = 59,180,171,265.06 - Step 5: Solve for x
x = 59,180,171,265.06/157,141.75 - Step 6: Final answer
x = 376,603.74
Related Problems
Find third proportional to 78,570.88 and 121,634.88
Half scale
Find third proportional to 314,283.50 and 486,539.50
Double scale
Find third proportional to 157,144 and 243,273
Similar ratio
Find third proportional to 235,712.63 and 364,904.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.