Finding the Fourth Proportional to 248,213.08, 342,523.74 and 135,035.56
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Solution
The fourth proportional to 248,213.08, 342,523.74 and 135,035.56 is: 186,343.46
Step by Step Solution
- Step 1: Write the proportion equation
248,213.08 : 342,523.74 = 135,035.56 : x - Step 2: Convert to fraction form
248,213.08/342,523.74 = 135,035.56/x - Step 3: Cross multiply
248,213.08x = 342,523.74 × 135,035.56 - Step 4: Simplify right side
248,213.08x = 46,252,885,044.19 - Step 5: Solve for x
x = 46,252,885,044.19/248,213.08 - Step 6: Final answer
x = 186,343.46
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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.