Finding the Fourth Proportional to 248,902.39, 343,484.67 and 135,725.14
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Solution
The fourth proportional to 248,902.39, 343,484.67 and 135,725.14 is: 187,300.35
Step by Step Solution
- Step 1: Write the proportion equation
248,902.39 : 343,484.67 = 135,725.14 : x - Step 2: Convert to fraction form
248,902.39/343,484.67 = 135,725.14/x - Step 3: Cross multiply
248,902.39x = 343,484.67 × 135,725.14 - Step 4: Simplify right side
248,902.39x = 46,619,504,244.98 - Step 5: Solve for x
x = 46,619,504,244.98/248,902.39 - Step 6: Final answer
x = 187,300.35
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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.