Finding the Fourth Proportional to 182,138.16, 251,352.09 and 101,570.91
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Solution
The fourth proportional to 182,138.16, 251,352.09 and 101,570.91 is: 140,168.65
Step by Step Solution
- Step 1: Write the proportion equation
182,138.16 : 251,352.09 = 101,570.91 : x - Step 2: Convert to fraction form
182,138.16/251,352.09 = 101,570.91/x - Step 3: Cross multiply
182,138.16x = 251,352.09 × 101,570.91 - Step 4: Simplify right side
182,138.16x = 25,530,060,511.70 - Step 5: Solve for x
x = 25,530,060,511.70/182,138.16 - Step 6: Final answer
x = 140,168.65
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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.