Finding the Fourth Proportional to 113,097.61, 169,654.52 and 34,217.99
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Solution
The fourth proportional to 113,097.61, 169,654.52 and 34,217.99 is: 51,329.44
Step by Step Solution
- Step 1: Write the proportion equation
113,097.61 : 169,654.52 = 34,217.99 : x - Step 2: Convert to fraction form
113,097.61/169,654.52 = 34,217.99/x - Step 3: Cross multiply
113,097.61x = 169,654.52 × 34,217.99 - Step 4: Simplify right side
113,097.61x = 5,805,236,668.81 - Step 5: Solve for x
x = 5,805,236,668.81/113,097.61 - Step 6: Final answer
x = 51,329.44
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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.