Finding the Fourth Proportional to 168,382.08, 232,360.02 and 91,899.24
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Solution
The fourth proportional to 168,382.08, 232,360.02 and 91,899.24 is: 126,816.99
Step by Step Solution
- Step 1: Write the proportion equation
168,382.08 : 232,360.02 = 91,899.24 : x - Step 2: Convert to fraction form
168,382.08/232,360.02 = 91,899.24/x - Step 3: Cross multiply
168,382.08x = 232,360.02 × 91,899.24 - Step 4: Simplify right side
168,382.08x = 21,353,709,244.38 - Step 5: Solve for x
x = 21,353,709,244.38/168,382.08 - Step 6: Final answer
x = 126,816.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.