Finding the Fourth Proportional to 137,548.86, 206,282.17 and 41,482.05
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Solution
The fourth proportional to 137,548.86, 206,282.17 and 41,482.05 is: 62,210.67
Step by Step Solution
- Step 1: Write the proportion equation
137,548.86 : 206,282.17 = 41,482.05 : x - Step 2: Convert to fraction form
137,548.86/206,282.17 = 41,482.05/x - Step 3: Cross multiply
137,548.86x = 206,282.17 × 41,482.05 - Step 4: Simplify right side
137,548.86x = 8,557,007,290.05 - Step 5: Solve for x
x = 8,557,007,290.05/137,548.86 - Step 6: Final answer
x = 62,210.67
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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.