Finding the Fourth Proportional to 251,749.08, 377,623.44 and 172,623.42
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Solution
The fourth proportional to 251,749.08, 377,623.44 and 172,623.42 is: 258,935.01
Step by Step Solution
- Step 1: Write the proportion equation
251,749.08 : 377,623.44 = 172,623.42 : x - Step 2: Convert to fraction form
251,749.08/377,623.44 = 172,623.42/x - Step 3: Cross multiply
251,749.08x = 377,623.44 × 172,623.42 - Step 4: Simplify right side
251,749.08x = 65,186,649,684.96 - Step 5: Solve for x
x = 65,186,649,684.96/251,749.08 - Step 6: Final answer
x = 258,935.01
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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.