Finding the Fourth Proportional to 234,652.21, 324,087.34 and 159,069.49
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Solution
The fourth proportional to 234,652.21, 324,087.34 and 159,069.49 is: 219,697.09
Step by Step Solution
- Step 1: Write the proportion equation
234,652.21 : 324,087.34 = 159,069.49 : x - Step 2: Convert to fraction form
234,652.21/324,087.34 = 159,069.49/x - Step 3: Cross multiply
234,652.21x = 324,087.34 × 159,069.49 - Step 4: Simplify right side
234,652.21x = 51,552,407,093.91 - Step 5: Solve for x
x = 51,552,407,093.91/234,652.21 - Step 6: Final answer
x = 219,697.09
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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.