Finding the Fourth Proportional to 168,596.28, 232,660.86 and 92,115.06
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Solution
The fourth proportional to 168,596.28, 232,660.86 and 92,115.06 is: 127,117.69
Step by Step Solution
- Step 1: Write the proportion equation
168,596.28 : 232,660.86 = 92,115.06 : x - Step 2: Convert to fraction form
168,596.28/232,660.86 = 92,115.06/x - Step 3: Cross multiply
168,596.28x = 232,660.86 × 92,115.06 - Step 4: Simplify right side
168,596.28x = 21,431,569,078.55 - Step 5: Solve for x
x = 21,431,569,078.55/168,596.28 - Step 6: Final answer
x = 127,117.69
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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.