Finding the Fourth Proportional to 194,913.67, 292,395.09 and 68,524.21
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Solution
The fourth proportional to 194,913.67, 292,395.09 and 68,524.21 is: 102,794.95
Step by Step Solution
- Step 1: Write the proportion equation
194,913.67 : 292,395.09 = 68,524.21 : x - Step 2: Convert to fraction form
194,913.67/292,395.09 = 68,524.21/x - Step 3: Cross multiply
194,913.67x = 292,395.09 × 68,524.21 - Step 4: Simplify right side
194,913.67x = 20,036,141,088.15 - Step 5: Solve for x
x = 20,036,141,088.15/194,913.67 - Step 6: Final answer
x = 102,794.95
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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.