Finding the Fourth Proportional to 168,091.54, 232,193.49 and 134,336.61
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Solution
The fourth proportional to 168,091.54, 232,193.49 and 134,336.61 is: 185,566.07
Step by Step Solution
- Step 1: Write the proportion equation
168,091.54 : 232,193.49 = 134,336.61 : x - Step 2: Convert to fraction form
168,091.54/232,193.49 = 134,336.61/x - Step 3: Cross multiply
168,091.54x = 232,193.49 × 134,336.61 - Step 4: Simplify right side
168,091.54x = 31,192,087,636.57 - Step 5: Solve for x
x = 31,192,087,636.57/168,091.54 - Step 6: Final answer
x = 185,566.07
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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.