Finding the Fourth Proportional to 252,034.68, 378,122.08 and 109,892.36
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Solution
The fourth proportional to 252,034.68, 378,122.08 and 109,892.36 is: 164,869.09
Step by Step Solution
- Step 1: Write the proportion equation
252,034.68 : 378,122.08 = 109,892.36 : x - Step 2: Convert to fraction form
252,034.68/378,122.08 = 109,892.36/x - Step 3: Cross multiply
252,034.68x = 378,122.08 × 109,892.36 - Step 4: Simplify right side
252,034.68x = 41,552,727,739.31 - Step 5: Solve for x
x = 41,552,727,739.31/252,034.68 - Step 6: Final answer
x = 164,869.09
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1.5x scale
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.