Finding the Fourth Proportional to 186,310.12, 257,068.10 and 110,843.88
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Solution
The fourth proportional to 186,310.12, 257,068.10 and 110,843.88 is: 152,940.84
Step by Step Solution
- Step 1: Write the proportion equation
186,310.12 : 257,068.10 = 110,843.88 : x - Step 2: Convert to fraction form
186,310.12/257,068.10 = 110,843.88/x - Step 3: Cross multiply
186,310.12x = 257,068.10 × 110,843.88 - Step 4: Simplify right side
186,310.12x = 28,494,425,628.23 - Step 5: Solve for x
x = 28,494,425,628.23/186,310.12 - Step 6: Final answer
x = 152,940.84
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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.