Finding the Fourth Proportional to 252,486.08, 348,442.08 and 145,090.88
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Solution
The fourth proportional to 252,486.08, 348,442.08 and 145,090.88 is: 200,231.90
Step by Step Solution
- Step 1: Write the proportion equation
252,486.08 : 348,442.08 = 145,090.88 : x - Step 2: Convert to fraction form
252,486.08/348,442.08 = 145,090.88/x - Step 3: Cross multiply
252,486.08x = 348,442.08 × 145,090.88 - Step 4: Simplify right side
252,486.08x = 50,555,768,016.23 - Step 5: Solve for x
x = 50,555,768,016.23/252,486.08 - Step 6: Final answer
x = 200,231.90
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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.