Finding the Fourth Proportional to 189,382.48, 284,182.26 and 77,041.96
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Solution
The fourth proportional to 189,382.48, 284,182.26 and 77,041.96 is: 115,607.09
Step by Step Solution
- Step 1: Write the proportion equation
189,382.48 : 284,182.26 = 77,041.96 : x - Step 2: Convert to fraction form
189,382.48/284,182.26 = 77,041.96/x - Step 3: Cross multiply
189,382.48x = 284,182.26 × 77,041.96 - Step 4: Simplify right side
189,382.48x = 21,893,958,307.63 - Step 5: Solve for x
x = 21,893,958,307.63/189,382.48 - Step 6: Final answer
x = 115,607.09
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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.