Finding the Fourth Proportional to 146,258, 219,387 and 35,450
Calculator
Solution
The fourth proportional to 146,258, 219,387 and 35,450 is: 53,175
Step by Step Solution
- Step 1: Write the proportion equation
146,258 : 219,387 = 35,450 : x - Step 2: Convert to fraction form
146,258/219,387 = 35,450/x - Step 3: Cross multiply
146,258x = 219,387 × 35,450 - Step 4: Simplify right side
146,258x = 7,777,269,150 - Step 5: Solve for x
x = 7,777,269,150/146,258 - Step 6: Final answer
x = 53,175
Related Problems
Find fourth proportional to 73,129, 109,693.50 and 17,725
Half scale
Find fourth proportional to 292,516, 438,774 and 70,900
Double scale
Find fourth proportional to 146,259, 219,388.50 and 35,451
Similar ratio
Find fourth proportional to 219,387, 329,080.50 and 53,175
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.