Finding the Fourth Proportional to 194,349.30, 291,608.58 and 68,080.44
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Solution
The fourth proportional to 194,349.30, 291,608.58 and 68,080.44 is: 102,150.31
Step by Step Solution
- Step 1: Write the proportion equation
194,349.30 : 291,608.58 = 68,080.44 : x - Step 2: Convert to fraction form
194,349.30/291,608.58 = 68,080.44/x - Step 3: Cross multiply
194,349.30x = 291,608.58 × 68,080.44 - Step 4: Simplify right side
194,349.30x = 19,852,840,434.18 - Step 5: Solve for x
x = 19,852,840,434.18/194,349.30 - Step 6: Final answer
x = 102,150.31
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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.