Finding the Fourth Proportional to 248,773.63, 343,306.80 and 135,596.38
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Solution
The fourth proportional to 248,773.63, 343,306.80 and 135,596.38 is: 187,122.56
Step by Step Solution
- Step 1: Write the proportion equation
248,773.63 : 343,306.80 = 135,596.38 : x - Step 2: Convert to fraction form
248,773.63/343,306.80 = 135,596.38/x - Step 3: Cross multiply
248,773.63x = 343,306.80 × 135,596.38 - Step 4: Simplify right side
248,773.63x = 46,551,159,309.38 - Step 5: Solve for x
x = 46,551,159,309.38/248,773.63 - Step 6: Final answer
x = 187,122.56
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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.