Finding the Fourth Proportional to 112,022.91, 168,034.37 and 33,130.99
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Solution
The fourth proportional to 112,022.91, 168,034.37 and 33,130.99 is: 49,696.49
Step by Step Solution
- Step 1: Write the proportion equation
112,022.91 : 168,034.37 = 33,130.99 : x - Step 2: Convert to fraction form
112,022.91/168,034.37 = 33,130.99/x - Step 3: Cross multiply
112,022.91x = 168,034.37 × 33,130.99 - Step 4: Simplify right side
112,022.91x = 5,567,145,032.13 - Step 5: Solve for x
x = 5,567,145,032.13/112,022.91 - Step 6: Final answer
x = 49,696.49
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Double scale
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Similar ratio
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1.5x scale
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.