Finding the Fourth Proportional to 169,029.62, 253,671.96 and 115,593.92
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Solution
The fourth proportional to 169,029.62, 253,671.96 and 115,593.92 is: 173,478.09
Step by Step Solution
- Step 1: Write the proportion equation
169,029.62 : 253,671.96 = 115,593.92 : x - Step 2: Convert to fraction form
169,029.62/253,671.96 = 115,593.92/x - Step 3: Cross multiply
169,029.62x = 253,671.96 × 115,593.92 - Step 4: Simplify right side
169,029.62x = 29,322,936,250.48 - Step 5: Solve for x
x = 29,322,936,250.48/169,029.62 - Step 6: Final answer
x = 173,478.09
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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.