Finding the Fourth Proportional to 194,497.05, 291,723.98 and 159,375.45
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Solution
The fourth proportional to 194,497.05, 291,723.98 and 159,375.45 is: 239,045.48
Step by Step Solution
- Step 1: Write the proportion equation
194,497.05 : 291,723.98 = 159,375.45 : x - Step 2: Convert to fraction form
194,497.05/291,723.98 = 159,375.45/x - Step 3: Cross multiply
194,497.05x = 291,723.98 × 159,375.45 - Step 4: Simplify right side
194,497.05x = 46,493,639,791.41 - Step 5: Solve for x
x = 46,493,639,791.41/194,497.05 - Step 6: Final answer
x = 239,045.48
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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.