Finding the Third Proportional to 127,905.75 and 178,911.75
Calculator
Solution
The third proportional to 127,905.75 and 178,911.75 is: 250,257.82
Step by Step Solution
- Step 1: Write the proportion equation
127,905.75 : 178,911.75 = 178,911.75 : x - Step 2: Convert to fraction form
127,905.75/178,911.75 = 178,911.75/x - Step 3: Cross multiply
127,905.75x = 178,911.75 × 178,911.75 - Step 4: Simplify right side
127,905.75x = 32,009,414,288.06 - Step 5: Solve for x
x = 32,009,414,288.06/127,905.75 - Step 6: Final answer
x = 250,257.82
Related Problems
Find third proportional to 63,952.88 and 89,455.88
Half scale
Find third proportional to 255,811.50 and 357,823.50
Double scale
Find third proportional to 127,908 and 178,915
Similar ratio
Find third proportional to 191,858.63 and 268,367.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.