Finding the Fourth Proportional to 194,959.74, 292,449.96 and 61,850.26
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Solution
The fourth proportional to 194,959.74, 292,449.96 and 61,850.26 is: 92,778.67
Step by Step Solution
- Step 1: Write the proportion equation
194,959.74 : 292,449.96 = 61,850.26 : x - Step 2: Convert to fraction form
194,959.74/292,449.96 = 61,850.26/x - Step 3: Cross multiply
194,959.74x = 292,449.96 × 61,850.26 - Step 4: Simplify right side
194,959.74x = 18,088,106,062.99 - Step 5: Solve for x
x = 18,088,106,062.99/194,959.74 - Step 6: Final answer
x = 92,778.67
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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.