Finding the Fourth Proportional to 146,664.05, 202,396.34 and 79,596.05
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Solution
The fourth proportional to 146,664.05, 202,396.34 and 79,596.05 is: 109,842.52
Step by Step Solution
- Step 1: Write the proportion equation
146,664.05 : 202,396.34 = 79,596.05 : x - Step 2: Convert to fraction form
146,664.05/202,396.34 = 79,596.05/x - Step 3: Cross multiply
146,664.05x = 202,396.34 × 79,596.05 - Step 4: Simplify right side
146,664.05x = 16,109,948,385.47 - Step 5: Solve for x
x = 16,109,948,385.47/146,664.05 - Step 6: Final answer
x = 109,842.52
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1.5x scale
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.