Finding the Fourth Proportional to 189,701.09, 284,551.58 and 56,674.69
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Solution
The fourth proportional to 189,701.09, 284,551.58 and 56,674.69 is: 85,012.02
Step by Step Solution
- Step 1: Write the proportion equation
189,701.09 : 284,551.58 = 56,674.69 : x - Step 2: Convert to fraction form
189,701.09/284,551.58 = 56,674.69/x - Step 3: Cross multiply
189,701.09x = 284,551.58 × 56,674.69 - Step 4: Simplify right side
189,701.09x = 16,126,872,015.82 - Step 5: Solve for x
x = 16,126,872,015.82/189,701.09 - Step 6: Final answer
x = 85,012.02
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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.