Finding the Fourth Proportional to 132,892.68, 183,388.68 and 76,302.84
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Solution
The fourth proportional to 132,892.68, 183,388.68 and 76,302.84 is: 105,296.07
Step by Step Solution
- Step 1: Write the proportion equation
132,892.68 : 183,388.68 = 76,302.84 : x - Step 2: Convert to fraction form
132,892.68/183,388.68 = 76,302.84/x - Step 3: Cross multiply
132,892.68x = 183,388.68 × 76,302.84 - Step 4: Simplify right side
132,892.68x = 13,993,077,107.85 - Step 5: Solve for x
x = 13,993,077,107.85/132,892.68 - Step 6: Final answer
x = 105,296.07
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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.