Finding the Fourth Proportional to 206,398.58, 284,566.37 and 133,672.98
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Solution
The fourth proportional to 206,398.58, 284,566.37 and 133,672.98 is: 184,297.95
Step by Step Solution
- Step 1: Write the proportion equation
206,398.58 : 284,566.37 = 133,672.98 : x - Step 2: Convert to fraction form
206,398.58/284,566.37 = 133,672.98/x - Step 3: Cross multiply
206,398.58x = 284,566.37 × 133,672.98 - Step 4: Simplify right side
206,398.58x = 38,038,835,084.44 - Step 5: Solve for x
x = 38,038,835,084.44/206,398.58 - Step 6: Final answer
x = 184,297.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.