Finding the Fourth Proportional to 194,497.03, 291,579.11 and 74,639.98
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Solution
The fourth proportional to 194,497.03, 291,579.11 and 74,639.98 is: 111,896.09
Step by Step Solution
- Step 1: Write the proportion equation
194,497.03 : 291,579.11 = 74,639.98 : x - Step 2: Convert to fraction form
194,497.03/291,579.11 = 74,639.98/x - Step 3: Cross multiply
194,497.03x = 291,579.11 × 74,639.98 - Step 4: Simplify right side
194,497.03x = 21,763,457,107.72 - Step 5: Solve for x
x = 21,763,457,107.72/194,497.03 - Step 6: Final answer
x = 111,896.09
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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.