Finding the Fourth Proportional to 194,648.33, 291,794.10 and 68,219.66
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Solution
The fourth proportional to 194,648.33, 291,794.10 and 68,219.66 is: 102,266.96
Step by Step Solution
- Step 1: Write the proportion equation
194,648.33 : 291,794.10 = 68,219.66 : x - Step 2: Convert to fraction form
194,648.33/291,794.10 = 68,219.66/x - Step 3: Cross multiply
194,648.33x = 291,794.10 × 68,219.66 - Step 4: Simplify right side
194,648.33x = 19,906,092,833.04 - Step 5: Solve for x
x = 19,906,092,833.04/194,648.33 - Step 6: Final answer
x = 102,266.96
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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.