Finding the Fourth Proportional to 235,494.74, 324,991.26 and 134,912.18
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Solution
The fourth proportional to 235,494.74, 324,991.26 and 134,912.18 is: 186,183.69
Step by Step Solution
- Step 1: Write the proportion equation
235,494.74 : 324,991.26 = 134,912.18 : x - Step 2: Convert to fraction form
235,494.74/324,991.26 = 134,912.18/x - Step 3: Cross multiply
235,494.74x = 324,991.26 × 134,912.18 - Step 4: Simplify right side
235,494.74x = 43,845,277,742.59 - Step 5: Solve for x
x = 43,845,277,742.59/235,494.74 - Step 6: Final answer
x = 186,183.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.