Finding the Fourth Proportional to 146,800.20, 202,577.49 and 83,138.49
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Solution
The fourth proportional to 146,800.20, 202,577.49 and 83,138.49 is: 114,727.27
Step by Step Solution
- Step 1: Write the proportion equation
146,800.20 : 202,577.49 = 83,138.49 : x - Step 2: Convert to fraction form
146,800.20/202,577.49 = 83,138.49/x - Step 3: Cross multiply
146,800.20x = 202,577.49 × 83,138.49 - Step 4: Simplify right side
146,800.20x = 16,841,986,626.59 - Step 5: Solve for x
x = 16,841,986,626.59/146,800.20 - Step 6: Final answer
x = 114,727.27
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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.