Finding the Fourth Proportional to 123,572.04, 183,768.24 and 119,635.44
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Solution
The fourth proportional to 123,572.04, 183,768.24 and 119,635.44 is: 177,913.99
Step by Step Solution
- Step 1: Write the proportion equation
123,572.04 : 183,768.24 = 119,635.44 : x - Step 2: Convert to fraction form
123,572.04/183,768.24 = 119,635.44/x - Step 3: Cross multiply
123,572.04x = 183,768.24 × 119,635.44 - Step 4: Simplify right side
123,572.04x = 21,985,194,250.43 - Step 5: Solve for x
x = 21,985,194,250.43/123,572.04 - Step 6: Final answer
x = 177,913.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.