Finding the Fourth Proportional to 113,015.10, 169,414.65 and 41,918.70
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Solution
The fourth proportional to 113,015.10, 169,414.65 and 41,918.70 is: 62,837.99
Step by Step Solution
- Step 1: Write the proportion equation
113,015.10 : 169,414.65 = 41,918.70 : x - Step 2: Convert to fraction form
113,015.10/169,414.65 = 41,918.70/x - Step 3: Cross multiply
113,015.10x = 169,414.65 × 41,918.70 - Step 4: Simplify right side
113,015.10x = 7,101,641,888.96 - Step 5: Solve for x
x = 7,101,641,888.96/113,015.10 - Step 6: Final answer
x = 62,837.99
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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.