Finding the Fourth Proportional to 112,255.62, 168,497.22 and 56,135.84
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Solution
The fourth proportional to 112,255.62, 168,497.22 and 56,135.84 is: 84,260.66
Step by Step Solution
- Step 1: Write the proportion equation
112,255.62 : 168,497.22 = 56,135.84 : x - Step 2: Convert to fraction form
112,255.62/168,497.22 = 56,135.84/x - Step 3: Cross multiply
112,255.62x = 168,497.22 × 56,135.84 - Step 4: Simplify right side
112,255.62x = 9,458,732,982.36 - Step 5: Solve for x
x = 9,458,732,982.36/112,255.62 - Step 6: Final answer
x = 84,260.66
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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.