Finding the Fourth Proportional to 169,251.42, 233,557.45 and 92,755.94
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Solution
The fourth proportional to 169,251.42, 233,557.45 and 92,755.94 is: 127,997.99
Step by Step Solution
- Step 1: Write the proportion equation
169,251.42 : 233,557.45 = 92,755.94 : x - Step 2: Convert to fraction form
169,251.42/233,557.45 = 92,755.94/x - Step 3: Cross multiply
169,251.42x = 233,557.45 × 92,755.94 - Step 4: Simplify right side
169,251.42x = 21,663,840,818.75 - Step 5: Solve for x
x = 21,663,840,818.75/169,251.42 - Step 6: Final answer
x = 127,997.99
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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.