Finding the Fourth Proportional to 98,872.00, 136,442.68 and 53,548.94
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Solution
The fourth proportional to 98,872.00, 136,442.68 and 53,548.94 is: 73,897.17
Step by Step Solution
- Step 1: Write the proportion equation
98,872.00 : 136,442.68 = 53,548.94 : x - Step 2: Convert to fraction form
98,872.00/136,442.68 = 53,548.94/x - Step 3: Cross multiply
98,872.00x = 136,442.68 × 53,548.94 - Step 4: Simplify right side
98,872.00x = 7,306,361,091.99 - Step 5: Solve for x
x = 7,306,361,091.99/98,872.00 - Step 6: Final answer
x = 73,897.17
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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.