Finding the Fourth Proportional to 248,595.92, 343,060.62 and 135,418.67
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Solution
The fourth proportional to 248,595.92, 343,060.62 and 135,418.67 is: 186,876.81
Step by Step Solution
- Step 1: Write the proportion equation
248,595.92 : 343,060.62 = 135,418.67 : x - Step 2: Convert to fraction form
248,595.92/343,060.62 = 135,418.67/x - Step 3: Cross multiply
248,595.92x = 343,060.62 × 135,418.67 - Step 4: Simplify right side
248,595.92x = 46,456,812,889.78 - Step 5: Solve for x
x = 46,456,812,889.78/248,595.92 - Step 6: Final answer
x = 186,876.81
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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.