Finding the Fourth Proportional to 146,701.14, 202,447.77 and 79,633.14
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Solution
The fourth proportional to 146,701.14, 202,447.77 and 79,633.14 is: 109,893.84
Step by Step Solution
- Step 1: Write the proportion equation
146,701.14 : 202,447.77 = 79,633.14 : x - Step 2: Convert to fraction form
146,701.14/202,447.77 = 79,633.14/x - Step 3: Cross multiply
146,701.14x = 202,447.77 × 79,633.14 - Step 4: Simplify right side
146,701.14x = 16,121,551,611.10 - Step 5: Solve for x
x = 16,121,551,611.10/146,701.14 - Step 6: Final answer
x = 109,893.84
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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.