Finding the Fourth Proportional to 146,616.96, 202,335.96 and 82,953.48
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Solution
The fourth proportional to 146,616.96, 202,335.96 and 82,953.48 is: 114,478.38
Step by Step Solution
- Step 1: Write the proportion equation
146,616.96 : 202,335.96 = 82,953.48 : x - Step 2: Convert to fraction form
146,616.96/202,335.96 = 82,953.48/x - Step 3: Cross multiply
146,616.96x = 202,335.96 × 82,953.48 - Step 4: Simplify right side
146,616.96x = 16,784,472,011.14 - Step 5: Solve for x
x = 16,784,472,011.14/146,616.96 - Step 6: Final answer
x = 114,478.38
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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.