Finding the Fourth Proportional to 178,832.95, 268,290.97 and 52,468.09
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Solution
The fourth proportional to 178,832.95, 268,290.97 and 52,468.09 is: 78,714.32
Step by Step Solution
- Step 1: Write the proportion equation
178,832.95 : 268,290.97 = 52,468.09 : x - Step 2: Convert to fraction form
178,832.95/268,290.97 = 52,468.09/x - Step 3: Cross multiply
178,832.95x = 268,290.97 × 52,468.09 - Step 4: Simplify right side
178,832.95x = 14,076,713,958.25 - Step 5: Solve for x
x = 14,076,713,958.25/178,832.95 - Step 6: Final answer
x = 78,714.32
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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.