Finding the Fourth Proportional to 175,578.22, 263,374.84 and 68,985.26
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Solution
The fourth proportional to 175,578.22, 263,374.84 and 68,985.26 is: 103,480.84
Step by Step Solution
- Step 1: Write the proportion equation
175,578.22 : 263,374.84 = 68,985.26 : x - Step 2: Convert to fraction form
175,578.22/263,374.84 = 68,985.26/x - Step 3: Cross multiply
175,578.22x = 263,374.84 × 68,985.26 - Step 4: Simplify right side
175,578.22x = 18,168,981,814.86 - Step 5: Solve for x
x = 18,168,981,814.86/175,578.22 - Step 6: Final answer
x = 103,480.84
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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.