Finding the Fourth Proportional to 68,387.20, 102,547.92 and 32,333.62
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Solution
The fourth proportional to 68,387.20, 102,547.92 and 32,333.62 is: 48,484.88
Step by Step Solution
- Step 1: Write the proportion equation
68,387.20 : 102,547.92 = 32,333.62 : x - Step 2: Convert to fraction form
68,387.20/102,547.92 = 32,333.62/x - Step 3: Cross multiply
68,387.20x = 102,547.92 × 32,333.62 - Step 4: Simplify right side
68,387.20x = 3,315,745,477.07 - Step 5: Solve for x
x = 3,315,745,477.07/68,387.20 - Step 6: Final answer
x = 48,484.88
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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.