Finding the Fourth Proportional to 171,678.92, 236,915.73 and 95,197.95
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Solution
The fourth proportional to 171,678.92, 236,915.73 and 95,197.95 is: 131,372.52
Step by Step Solution
- Step 1: Write the proportion equation
171,678.92 : 236,915.73 = 95,197.95 : x - Step 2: Convert to fraction form
171,678.92/236,915.73 = 95,197.95/x - Step 3: Cross multiply
171,678.92x = 236,915.73 × 95,197.95 - Step 4: Simplify right side
171,678.92x = 22,553,891,818.75 - Step 5: Solve for x
x = 22,553,891,818.75/171,678.92 - Step 6: Final answer
x = 131,372.52
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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.