Finding the Fourth Proportional to 154,102.16, 211,844.49 and 132,512.84
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Solution
The fourth proportional to 154,102.16, 211,844.49 and 132,512.84 is: 182,165.62
Step by Step Solution
- Step 1: Write the proportion equation
154,102.16 : 211,844.49 = 132,512.84 : x - Step 2: Convert to fraction form
154,102.16/211,844.49 = 132,512.84/x - Step 3: Cross multiply
154,102.16x = 211,844.49 × 132,512.84 - Step 4: Simplify right side
154,102.16x = 28,072,115,008.25 - Step 5: Solve for x
x = 28,072,115,008.25/154,102.16 - Step 6: Final answer
x = 182,165.62
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.