Finding the Fourth Proportional to 248,957.44, 343,557.12 and 135,773.44
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Solution
The fourth proportional to 248,957.44, 343,557.12 and 135,773.44 is: 187,365.09
Step by Step Solution
- Step 1: Write the proportion equation
248,957.44 : 343,557.12 = 135,773.44 : x - Step 2: Convert to fraction form
248,957.44/343,557.12 = 135,773.44/x - Step 3: Cross multiply
248,957.44x = 343,557.12 × 135,773.44 - Step 4: Simplify right side
248,957.44x = 46,645,932,018.89 - Step 5: Solve for x
x = 46,645,932,018.89/248,957.44 - Step 6: Final answer
x = 187,365.09
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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.