Finding the Fourth Proportional to 88,748.75, 122,474.27 and 48,462.99
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Solution
The fourth proportional to 88,748.75, 122,474.27 and 48,462.99 is: 66,879.47
Step by Step Solution
- Step 1: Write the proportion equation
88,748.75 : 122,474.27 = 48,462.99 : x - Step 2: Convert to fraction form
88,748.75/122,474.27 = 48,462.99/x - Step 3: Cross multiply
88,748.75x = 122,474.27 × 48,462.99 - Step 4: Simplify right side
88,748.75x = 5,935,469,322.27 - Step 5: Solve for x
x = 5,935,469,322.27/88,748.75 - Step 6: Final answer
x = 66,879.47
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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.