Finding the Fourth Proportional to 279,135.68, 418,842.02 and 110,652.44
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Solution
The fourth proportional to 279,135.68, 418,842.02 and 110,652.44 is: 166,033.56
Step by Step Solution
- Step 1: Write the proportion equation
279,135.68 : 418,842.02 = 110,652.44 : x - Step 2: Convert to fraction form
279,135.68/418,842.02 = 110,652.44/x - Step 3: Cross multiply
279,135.68x = 418,842.02 × 110,652.44 - Step 4: Simplify right side
279,135.68x = 46,345,891,487.53 - Step 5: Solve for x
x = 46,345,891,487.53/279,135.68 - Step 6: Final answer
x = 166,033.56
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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.