Finding the Fourth Proportional to 84,454.29, 116,545.11 and 46,213.68
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Solution
The fourth proportional to 84,454.29, 116,545.11 and 46,213.68 is: 63,773.89
Step by Step Solution
- Step 1: Write the proportion equation
84,454.29 : 116,545.11 = 46,213.68 : x - Step 2: Convert to fraction form
84,454.29/116,545.11 = 46,213.68/x - Step 3: Cross multiply
84,454.29x = 116,545.11 × 46,213.68 - Step 4: Simplify right side
84,454.29x = 5,385,978,419.10 - Step 5: Solve for x
x = 5,385,978,419.10/84,454.29 - Step 6: Final answer
x = 63,773.89
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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.