Finding the Third Proportional to 51,603.75 and 85,405.75
Calculator
Solution
The third proportional to 51,603.75 and 85,405.75 is: 141,349.07
Step by Step Solution
- Step 1: Write the proportion equation
51,603.75 : 85,405.75 = 85,405.75 : x - Step 2: Convert to fraction form
51,603.75/85,405.75 = 85,405.75/x - Step 3: Cross multiply
51,603.75x = 85,405.75 × 85,405.75 - Step 4: Simplify right side
51,603.75x = 7,294,142,133.06 - Step 5: Solve for x
x = 7,294,142,133.06/51,603.75 - Step 6: Final answer
x = 141,349.07
Related Problems
Find third proportional to 25,801.88 and 42,702.88
Half scale
Find third proportional to 103,207.50 and 170,811.50
Double scale
Find third proportional to 51,606 and 85,409
Similar ratio
Find third proportional to 77,405.63 and 128,108.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.