Finding the Fourth Proportional to 90,595.26, 125,082.73 and 56,654.84
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Solution
The fourth proportional to 90,595.26, 125,082.73 and 56,654.84 is: 78,222.00
Step by Step Solution
- Step 1: Write the proportion equation
90,595.26 : 125,082.73 = 56,654.84 : x - Step 2: Convert to fraction form
90,595.26/125,082.73 = 56,654.84/x - Step 3: Cross multiply
90,595.26x = 125,082.73 × 56,654.84 - Step 4: Simplify right side
90,595.26x = 7,086,542,438.44 - Step 5: Solve for x
x = 7,086,542,438.44/90,595.26 - Step 6: Final answer
x = 78,222.00
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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.