Finding the Fourth Proportional to 113,183.24, 169,669.34 and 38,250.99
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Solution
The fourth proportional to 113,183.24, 169,669.34 and 38,250.99 is: 57,340.82
Step by Step Solution
- Step 1: Write the proportion equation
113,183.24 : 169,669.34 = 38,250.99 : x - Step 2: Convert to fraction form
113,183.24/169,669.34 = 38,250.99/x - Step 3: Cross multiply
113,183.24x = 169,669.34 × 38,250.99 - Step 4: Simplify right side
113,183.24x = 6,490,020,227.65 - Step 5: Solve for x
x = 6,490,020,227.65/113,183.24 - Step 6: Final answer
x = 57,340.82
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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.