Finding the Fourth Proportional to 71,546.96, 107,276.68 and 34,118.48
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Solution
The fourth proportional to 71,546.96, 107,276.68 and 34,118.48 is: 51,156.85
Step by Step Solution
- Step 1: Write the proportion equation
71,546.96 : 107,276.68 = 34,118.48 : x - Step 2: Convert to fraction form
71,546.96/107,276.68 = 34,118.48/x - Step 3: Cross multiply
71,546.96x = 107,276.68 × 34,118.48 - Step 4: Simplify right side
71,546.96x = 3,660,117,261.05 - Step 5: Solve for x
x = 3,660,117,261.05/71,546.96 - Step 6: Final answer
x = 51,156.85
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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.