Finding the Fourth Proportional to 235,745.64, 353,608.88 and 58,248.18
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Solution
The fourth proportional to 235,745.64, 353,608.88 and 58,248.18 is: 87,369.90
Step by Step Solution
- Step 1: Write the proportion equation
235,745.64 : 353,608.88 = 58,248.18 : x - Step 2: Convert to fraction form
235,745.64/353,608.88 = 58,248.18/x - Step 3: Cross multiply
235,745.64x = 353,608.88 × 58,248.18 - Step 4: Simplify right side
235,745.64x = 20,597,073,400.60 - Step 5: Solve for x
x = 20,597,073,400.60/235,745.64 - Step 6: Final answer
x = 87,369.90
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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.