Finding the Fourth Proportional to 136,310.68, 204,492.03 and 47,589.58
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Solution
The fourth proportional to 136,310.68, 204,492.03 and 47,589.58 is: 71,393.45
Step by Step Solution
- Step 1: Write the proportion equation
136,310.68 : 204,492.03 = 47,589.58 : x - Step 2: Convert to fraction form
136,310.68/204,492.03 = 47,589.58/x - Step 3: Cross multiply
136,310.68x = 204,492.03 × 47,589.58 - Step 4: Simplify right side
136,310.68x = 9,731,689,821.05 - Step 5: Solve for x
x = 9,731,689,821.05/136,310.68 - Step 6: Final answer
x = 71,393.45
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1.5x scale
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.