Finding the Fourth Proportional to 206,448.06, 284,793.30 and 134,869.98
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Solution
The fourth proportional to 206,448.06, 284,793.30 and 134,869.98 is: 186,051.96
Step by Step Solution
- Step 1: Write the proportion equation
206,448.06 : 284,793.30 = 134,869.98 : x - Step 2: Convert to fraction form
206,448.06/284,793.30 = 134,869.98/x - Step 3: Cross multiply
206,448.06x = 284,793.30 × 134,869.98 - Step 4: Simplify right side
206,448.06x = 38,410,066,675.13 - Step 5: Solve for x
x = 38,410,066,675.13/206,448.06 - Step 6: Final answer
x = 186,051.96
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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.