Finding the Fourth Proportional to 141,183.23, 211,712.68 and 66,324.65
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Solution
The fourth proportional to 141,183.23, 211,712.68 and 66,324.65 is: 99,457.77
Step by Step Solution
- Step 1: Write the proportion equation
141,183.23 : 211,712.68 = 66,324.65 : x - Step 2: Convert to fraction form
141,183.23/211,712.68 = 66,324.65/x - Step 3: Cross multiply
141,183.23x = 211,712.68 × 66,324.65 - Step 4: Simplify right side
141,183.23x = 14,041,769,235.75 - Step 5: Solve for x
x = 14,041,769,235.75/141,183.23 - Step 6: Final answer
x = 99,457.77
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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.