Finding the Fourth Proportional to 148,003.11, 204,107.97 and 96,997.26
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Solution
The fourth proportional to 148,003.11, 204,107.97 and 96,997.26 is: 133,766.88
Step by Step Solution
- Step 1: Write the proportion equation
148,003.11 : 204,107.97 = 96,997.26 : x - Step 2: Convert to fraction form
148,003.11/204,107.97 = 96,997.26/x - Step 3: Cross multiply
148,003.11x = 204,107.97 × 96,997.26 - Step 4: Simplify right side
148,003.11x = 19,797,913,834.16 - Step 5: Solve for x
x = 19,797,913,834.16/148,003.11 - Step 6: Final answer
x = 133,766.88
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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.