Finding the Fourth Proportional to 154,783.62, 232,278.99 and 56,287.62
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Solution
The fourth proportional to 154,783.62, 232,278.99 and 56,287.62 is: 84,469.09
Step by Step Solution
- Step 1: Write the proportion equation
154,783.62 : 232,278.99 = 56,287.62 : x - Step 2: Convert to fraction form
154,783.62/232,278.99 = 56,287.62/x - Step 3: Cross multiply
154,783.62x = 232,278.99 × 56,287.62 - Step 4: Simplify right side
154,783.62x = 13,074,431,523.10 - Step 5: Solve for x
x = 13,074,431,523.10/154,783.62 - Step 6: Final answer
x = 84,469.09
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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.