Finding the Fourth Proportional to 146,852.38, 202,657.71 and 83,188.81
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Solution
The fourth proportional to 146,852.38, 202,657.71 and 83,188.81 is: 114,801.37
Step by Step Solution
- Step 1: Write the proportion equation
146,852.38 : 202,657.71 = 83,188.81 : x - Step 2: Convert to fraction form
146,852.38/202,657.71 = 83,188.81/x - Step 3: Cross multiply
146,852.38x = 202,657.71 × 83,188.81 - Step 4: Simplify right side
146,852.38x = 16,858,853,732.23 - Step 5: Solve for x
x = 16,858,853,732.23/146,852.38 - Step 6: Final answer
x = 114,801.37
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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.