Finding the Third Proportional to 53,370 and 76,275
Calculator
Solution
The third proportional to 53,370 and 76,275 is: 109,010.22
Step by Step Solution
- Step 1: Write the proportion equation
53,370 : 76,275 = 76,275 : x - Step 2: Convert to fraction form
53,370/76,275 = 76,275/x - Step 3: Cross multiply
53,370x = 76,275 × 76,275 - Step 4: Simplify right side
53,370x = 5,817,875,625 - Step 5: Solve for x
x = 5,817,875,625/53,370 - Step 6: Final answer
x = 109,010.22
Related Problems
Find third proportional to 26,685 and 38,137.50
Half scale
Find third proportional to 106,740 and 152,550
Double scale
Find third proportional to 53,372 and 76,278
Similar ratio
Find third proportional to 80,055 and 114,412.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.