Finding the Fourth Proportional to 199,144.73, 274,921.30 and 134,953.09
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Solution
The fourth proportional to 199,144.73, 274,921.30 and 134,953.09 is: 186,304.09
Step by Step Solution
- Step 1: Write the proportion equation
199,144.73 : 274,921.30 = 134,953.09 : x - Step 2: Convert to fraction form
199,144.73/274,921.30 = 134,953.09/x - Step 3: Cross multiply
199,144.73x = 274,921.30 × 134,953.09 - Step 4: Simplify right side
199,144.73x = 37,101,478,267.05 - Step 5: Solve for x
x = 37,101,478,267.05/199,144.73 - Step 6: Final answer
x = 186,304.09
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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.