Finding the Fourth Proportional to 194,747.69, 268,894.16 and 125,877.92
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Solution
The fourth proportional to 194,747.69, 268,894.16 and 125,877.92 is: 173,803.53
Step by Step Solution
- Step 1: Write the proportion equation
194,747.69 : 268,894.16 = 125,877.92 : x - Step 2: Convert to fraction form
194,747.69/268,894.16 = 125,877.92/x - Step 3: Cross multiply
194,747.69x = 268,894.16 × 125,877.92 - Step 4: Simplify right side
194,747.69x = 33,847,835,587.09 - Step 5: Solve for x
x = 33,847,835,587.09/194,747.69 - Step 6: Final answer
x = 173,803.53
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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.