Finding the Fourth Proportional to 186,346.44, 279,528.30 and 53,245.62
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Solution
The fourth proportional to 186,346.44, 279,528.30 and 53,245.62 is: 79,870.90
Step by Step Solution
- Step 1: Write the proportion equation
186,346.44 : 279,528.30 = 53,245.62 : x - Step 2: Convert to fraction form
186,346.44/279,528.30 = 53,245.62/x - Step 3: Cross multiply
186,346.44x = 279,528.30 × 53,245.62 - Step 4: Simplify right side
186,346.44x = 14,883,657,641.05 - Step 5: Solve for x
x = 14,883,657,641.05/186,346.44 - Step 6: Final answer
x = 79,870.90
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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.