Finding the Fourth Proportional to 194,927.10, 292,427.09 and 61,771.60
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Solution
The fourth proportional to 194,927.10, 292,427.09 and 61,771.60 is: 92,668.95
Step by Step Solution
- Step 1: Write the proportion equation
194,927.10 : 292,427.09 = 61,771.60 : x - Step 2: Convert to fraction form
194,927.10/292,427.09 = 61,771.60/x - Step 3: Cross multiply
194,927.10x = 292,427.09 × 61,771.60 - Step 4: Simplify right side
194,927.10x = 18,063,689,232.64 - Step 5: Solve for x
x = 18,063,689,232.64/194,927.10 - Step 6: Final answer
x = 92,668.95
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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.