Finding the Fourth Proportional to 226,583.16, 339,676.02 and 86,248.44
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Solution
The fourth proportional to 226,583.16, 339,676.02 and 86,248.44 is: 129,297.02
Step by Step Solution
- Step 1: Write the proportion equation
226,583.16 : 339,676.02 = 86,248.44 : x - Step 2: Convert to fraction form
226,583.16/339,676.02 = 86,248.44/x - Step 3: Cross multiply
226,583.16x = 339,676.02 × 86,248.44 - Step 4: Simplify right side
226,583.16x = 29,296,526,830.41 - Step 5: Solve for x
x = 29,296,526,830.41/226,583.16 - Step 6: Final answer
x = 129,297.02
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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.