Finding the Fourth Proportional to 163,524.84, 225,496.26 and 136,657.32
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Solution
The fourth proportional to 163,524.84, 225,496.26 and 136,657.32 is: 188,446.69
Step by Step Solution
- Step 1: Write the proportion equation
163,524.84 : 225,496.26 = 136,657.32 : x - Step 2: Convert to fraction form
163,524.84/225,496.26 = 136,657.32/x - Step 3: Cross multiply
163,524.84x = 225,496.26 × 136,657.32 - Step 4: Simplify right side
163,524.84x = 30,815,714,561.62 - Step 5: Solve for x
x = 30,815,714,561.62/163,524.84 - Step 6: Final answer
x = 188,446.69
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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.