Finding the Fourth Proportional to 272,203.92, 408,215.16 and 114,402.96
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Solution
The fourth proportional to 272,203.92, 408,215.16 and 114,402.96 is: 171,566.31
Step by Step Solution
- Step 1: Write the proportion equation
272,203.92 : 408,215.16 = 114,402.96 : x - Step 2: Convert to fraction form
272,203.92/408,215.16 = 114,402.96/x - Step 3: Cross multiply
272,203.92x = 408,215.16 × 114,402.96 - Step 4: Simplify right side
272,203.92x = 46,701,022,620.87 - Step 5: Solve for x
x = 46,701,022,620.87/272,203.92 - Step 6: Final answer
x = 171,566.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.