Finding the Fourth Proportional to 194,936.78, 292,415.61 and 61,827.14
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Solution
The fourth proportional to 194,936.78, 292,415.61 and 61,827.14 is: 92,744.02
Step by Step Solution
- Step 1: Write the proportion equation
194,936.78 : 292,415.61 = 61,827.14 : x - Step 2: Convert to fraction form
194,936.78/292,415.61 = 61,827.14/x - Step 3: Cross multiply
194,936.78x = 292,415.61 × 61,827.14 - Step 4: Simplify right side
194,936.78x = 18,079,220,857.66 - Step 5: Solve for x
x = 18,079,220,857.66/194,936.78 - Step 6: Final answer
x = 92,744.02
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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.