Finding the Fourth Proportional to 248,792.09, 343,333.11 and 135,614.84
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Solution
The fourth proportional to 248,792.09, 343,333.11 and 135,614.84 is: 187,148.49
Step by Step Solution
- Step 1: Write the proportion equation
248,792.09 : 343,333.11 = 135,614.84 : x - Step 2: Convert to fraction form
248,792.09/343,333.11 = 135,614.84/x - Step 3: Cross multiply
248,792.09x = 343,333.11 × 135,614.84 - Step 4: Simplify right side
248,792.09x = 46,561,064,779.35 - Step 5: Solve for x
x = 46,561,064,779.35/248,792.09 - Step 6: Final answer
x = 187,148.49
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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.