Finding the Fourth Proportional to 145,892.82, 201,320.02 and 82,246.26
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Solution
The fourth proportional to 145,892.82, 201,320.02 and 82,246.26 is: 113,493.03
Step by Step Solution
- Step 1: Write the proportion equation
145,892.82 : 201,320.02 = 82,246.26 : x - Step 2: Convert to fraction form
145,892.82/201,320.02 = 82,246.26/x - Step 3: Cross multiply
145,892.82x = 201,320.02 × 82,246.26 - Step 4: Simplify right side
145,892.82x = 16,557,818,708.13 - Step 5: Solve for x
x = 16,557,818,708.13/145,892.82 - Step 6: Final answer
x = 113,493.03
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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.