Finding the Fourth Proportional to 160,122.84, 220,822.62 and 96,349.92
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Solution
The fourth proportional to 160,122.84, 220,822.62 and 96,349.92 is: 132,874.50
Step by Step Solution
- Step 1: Write the proportion equation
160,122.84 : 220,822.62 = 96,349.92 : x - Step 2: Convert to fraction form
160,122.84/220,822.62 = 96,349.92/x - Step 3: Cross multiply
160,122.84x = 220,822.62 × 96,349.92 - Step 4: Simplify right side
160,122.84x = 21,276,241,771.19 - Step 5: Solve for x
x = 21,276,241,771.19/160,122.84 - Step 6: Final answer
x = 132,874.50
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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.