Finding the Fourth Proportional to 248,748.90, 343,283.00 and 135,571.65
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Solution
The fourth proportional to 248,748.90, 343,283.00 and 135,571.65 is: 187,094.06
Step by Step Solution
- Step 1: Write the proportion equation
248,748.90 : 343,283.00 = 135,571.65 : x - Step 2: Convert to fraction form
248,748.90/343,283.00 = 135,571.65/x - Step 3: Cross multiply
248,748.90x = 343,283.00 × 135,571.65 - Step 4: Simplify right side
248,748.90x = 46,539,442,049.09 - Step 5: Solve for x
x = 46,539,442,049.09/248,748.90 - Step 6: Final answer
x = 187,094.06
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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.