Finding the Fourth Proportional to 234,212.07, 351,102.82 and 84,415.70
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Solution
The fourth proportional to 234,212.07, 351,102.82 and 84,415.70 is: 126,545.96
Step by Step Solution
- Step 1: Write the proportion equation
234,212.07 : 351,102.82 = 84,415.70 : x - Step 2: Convert to fraction form
234,212.07/351,102.82 = 84,415.70/x - Step 3: Cross multiply
234,212.07x = 351,102.82 × 84,415.70 - Step 4: Simplify right side
234,212.07x = 29,638,590,322.27 - Step 5: Solve for x
x = 29,638,590,322.27/234,212.07 - Step 6: Final answer
x = 126,545.96
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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.