Finding the Fourth Proportional to 163,083.14, 225,057.10 and 122,174.80
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Solution
The fourth proportional to 163,083.14, 225,057.10 and 122,174.80 is: 168,603.00
Step by Step Solution
- Step 1: Write the proportion equation
163,083.14 : 225,057.10 = 122,174.80 : x - Step 2: Convert to fraction form
163,083.14/225,057.10 = 122,174.80/x - Step 3: Cross multiply
163,083.14x = 225,057.10 × 122,174.80 - Step 4: Simplify right side
163,083.14x = 27,496,306,181.08 - Step 5: Solve for x
x = 27,496,306,181.08/163,083.14 - Step 6: Final answer
x = 168,603.00
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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.