Finding the Fourth Proportional to 198,222.51, 297,331.09 and 48,464.08
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Solution
The fourth proportional to 198,222.51, 297,331.09 and 48,464.08 is: 72,695.47
Step by Step Solution
- Step 1: Write the proportion equation
198,222.51 : 297,331.09 = 48,464.08 : x - Step 2: Convert to fraction form
198,222.51/297,331.09 = 48,464.08/x - Step 3: Cross multiply
198,222.51x = 297,331.09 × 48,464.08 - Step 4: Simplify right side
198,222.51x = 14,409,877,732.25 - Step 5: Solve for x
x = 14,409,877,732.25/198,222.51 - Step 6: Final answer
x = 72,695.47
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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.