Finding the Fourth Proportional to 146,789.06, 202,573.67 and 83,125.49
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Solution
The fourth proportional to 146,789.06, 202,573.67 and 83,125.49 is: 114,715.87
Step by Step Solution
- Step 1: Write the proportion equation
146,789.06 : 202,573.67 = 83,125.49 : x - Step 2: Convert to fraction form
146,789.06/202,573.67 = 83,125.49/x - Step 3: Cross multiply
146,789.06x = 202,573.67 × 83,125.49 - Step 4: Simplify right side
146,789.06x = 16,839,034,151.35 - Step 5: Solve for x
x = 16,839,034,151.35/146,789.06 - Step 6: Final answer
x = 114,715.87
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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.