Finding the Fourth Proportional to 206,079.58, 284,424.11 and 141,495.99
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Solution
The fourth proportional to 206,079.58, 284,424.11 and 141,495.99 is: 195,288.01
Step by Step Solution
- Step 1: Write the proportion equation
206,079.58 : 284,424.11 = 141,495.99 : x - Step 2: Convert to fraction form
206,079.58/284,424.11 = 141,495.99/x - Step 3: Cross multiply
206,079.58x = 284,424.11 × 141,495.99 - Step 4: Simplify right side
206,079.58x = 40,244,871,024.32 - Step 5: Solve for x
x = 40,244,871,024.32/206,079.58 - Step 6: Final answer
x = 195,288.01
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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.