Finding the Fourth Proportional to 229,642.08, 344,460.68 and 71,871.90
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Solution
The fourth proportional to 229,642.08, 344,460.68 and 71,871.90 is: 107,807.09
Step by Step Solution
- Step 1: Write the proportion equation
229,642.08 : 344,460.68 = 71,871.90 : x - Step 2: Convert to fraction form
229,642.08/344,460.68 = 71,871.90/x - Step 3: Cross multiply
229,642.08x = 344,460.68 × 71,871.90 - Step 4: Simplify right side
229,642.08x = 24,757,043,546.89 - Step 5: Solve for x
x = 24,757,043,546.89/229,642.08 - Step 6: Final answer
x = 107,807.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.