Finding the Fourth Proportional to 146,812.93, 202,616.05 and 82,293.11
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Solution
The fourth proportional to 146,812.93, 202,616.05 and 82,293.11 is: 113,572.46
Step by Step Solution
- Step 1: Write the proportion equation
146,812.93 : 202,616.05 = 82,293.11 : x - Step 2: Convert to fraction form
146,812.93/202,616.05 = 82,293.11/x - Step 3: Cross multiply
146,812.93x = 202,616.05 × 82,293.11 - Step 4: Simplify right side
146,812.93x = 16,673,905,191.22 - Step 5: Solve for x
x = 16,673,905,191.22/146,812.93 - Step 6: Final answer
x = 113,572.46
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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.