Finding the Fourth Proportional to 173,696.08, 260,456.64 and 84,816.40
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Solution
The fourth proportional to 173,696.08, 260,456.64 and 84,816.40 is: 127,181.88
Step by Step Solution
- Step 1: Write the proportion equation
173,696.08 : 260,456.64 = 84,816.40 : x - Step 2: Convert to fraction form
173,696.08/260,456.64 = 84,816.40/x - Step 3: Cross multiply
173,696.08x = 260,456.64 × 84,816.40 - Step 4: Simplify right side
173,696.08x = 22,090,994,560.90 - Step 5: Solve for x
x = 22,090,994,560.90/173,696.08 - Step 6: Final answer
x = 127,181.88
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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.