Finding the Fourth Proportional to 183,274.68, 252,935.12 and 106,789.80
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Solution
The fourth proportional to 183,274.68, 252,935.12 and 106,789.80 is: 147,379.28
Step by Step Solution
- Step 1: Write the proportion equation
183,274.68 : 252,935.12 = 106,789.80 : x - Step 2: Convert to fraction form
183,274.68/252,935.12 = 106,789.80/x - Step 3: Cross multiply
183,274.68x = 252,935.12 × 106,789.80 - Step 4: Simplify right side
183,274.68x = 27,010,890,877.78 - Step 5: Solve for x
x = 27,010,890,877.78/183,274.68 - Step 6: Final answer
x = 147,379.28
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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.