Finding the Third Proportional to 69,300 and 154,152
Calculator
Solution
The third proportional to 69,300 and 154,152 is: 342,898.11
Step by Step Solution
- Step 1: Write the proportion equation
69,300 : 154,152 = 154,152 : x - Step 2: Convert to fraction form
69,300/154,152 = 154,152/x - Step 3: Cross multiply
69,300x = 154,152 × 154,152 - Step 4: Simplify right side
69,300x = 23,762,839,104 - Step 5: Solve for x
x = 23,762,839,104/69,300 - Step 6: Final answer
x = 342,898.11
Related Problems
Find third proportional to 34,650 and 77,076
Half scale
Find third proportional to 138,600 and 308,304
Double scale
Find third proportional to 69,302 and 154,156
Similar ratio
Find third proportional to 103,950 and 231,228
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.