Finding the Fourth Proportional to 182,199.12, 272,915.94 and 115,604.96
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Solution
The fourth proportional to 182,199.12, 272,915.94 and 115,604.96 is: 173,164.59
Step by Step Solution
- Step 1: Write the proportion equation
182,199.12 : 272,915.94 = 115,604.96 : x - Step 2: Convert to fraction form
182,199.12/272,915.94 = 115,604.96/x - Step 3: Cross multiply
182,199.12x = 272,915.94 × 115,604.96 - Step 4: Simplify right side
182,199.12x = 31,550,436,327.06 - Step 5: Solve for x
x = 31,550,436,327.06/182,199.12 - Step 6: Final answer
x = 173,164.59
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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.