Finding the Fourth Proportional to 102,851.28, 154,294.20 and 32,752.08
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Solution
The fourth proportional to 102,851.28, 154,294.20 and 32,752.08 is: 49,133.62
Step by Step Solution
- Step 1: Write the proportion equation
102,851.28 : 154,294.20 = 32,752.08 : x - Step 2: Convert to fraction form
102,851.28/154,294.20 = 32,752.08/x - Step 3: Cross multiply
102,851.28x = 154,294.20 × 32,752.08 - Step 4: Simplify right side
102,851.28x = 5,053,455,981.94 - Step 5: Solve for x
x = 5,053,455,981.94/102,851.28 - Step 6: Final answer
x = 49,133.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.