Finding the Fourth Proportional to 82,278.67, 113,545.11 and 44,552.92
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Solution
The fourth proportional to 82,278.67, 113,545.11 and 44,552.92 is: 61,483.32
Step by Step Solution
- Step 1: Write the proportion equation
82,278.67 : 113,545.11 = 44,552.92 : x - Step 2: Convert to fraction form
82,278.67/113,545.11 = 44,552.92/x - Step 3: Cross multiply
82,278.67x = 113,545.11 × 44,552.92 - Step 4: Simplify right side
82,278.67x = 5,058,766,202.22 - Step 5: Solve for x
x = 5,058,766,202.22/82,278.67 - Step 6: Final answer
x = 61,483.32
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Double scale
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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.