Finding the Fourth Proportional to 102,732.68, 154,097.36 and 39,566.66
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Solution
The fourth proportional to 102,732.68, 154,097.36 and 39,566.66 is: 59,349.35
Step by Step Solution
- Step 1: Write the proportion equation
102,732.68 : 154,097.36 = 39,566.66 : x - Step 2: Convert to fraction form
102,732.68/154,097.36 = 39,566.66/x - Step 3: Cross multiply
102,732.68x = 154,097.36 × 39,566.66 - Step 4: Simplify right side
102,732.68x = 6,097,117,652.18 - Step 5: Solve for x
x = 6,097,117,652.18/102,732.68 - Step 6: Final answer
x = 59,349.35
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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.