Finding the Fourth Proportional to 224,412.51, 309,584.97 and 133,717.62
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Solution
The fourth proportional to 224,412.51, 309,584.97 and 133,717.62 is: 184,468.17
Step by Step Solution
- Step 1: Write the proportion equation
224,412.51 : 309,584.97 = 133,717.62 : x - Step 2: Convert to fraction form
224,412.51/309,584.97 = 133,717.62/x - Step 3: Cross multiply
224,412.51x = 309,584.97 × 133,717.62 - Step 4: Simplify right side
224,412.51x = 41,396,965,376.17 - Step 5: Solve for x
x = 41,396,965,376.17/224,412.51 - Step 6: Final answer
x = 184,468.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.