Finding the Fourth Proportional to 146,827.95, 202,574.38 and 82,287.75
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Solution
The fourth proportional to 146,827.95, 202,574.38 and 82,287.75 is: 113,530.09
Step by Step Solution
- Step 1: Write the proportion equation
146,827.95 : 202,574.38 = 82,287.75 : x - Step 2: Convert to fraction form
146,827.95/202,574.38 = 82,287.75/x - Step 3: Cross multiply
146,827.95x = 202,574.38 × 82,287.75 - Step 4: Simplify right side
146,827.95x = 16,669,389,732.13 - Step 5: Solve for x
x = 16,669,389,732.13/146,827.95 - Step 6: Final answer
x = 113,530.09
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1.5x scale
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.