Finding the Fourth Proportional to 83,046.11, 124,571.09 and 29,741.75
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Solution
The fourth proportional to 83,046.11, 124,571.09 and 29,741.75 is: 44,613.31
Step by Step Solution
- Step 1: Write the proportion equation
83,046.11 : 124,571.09 = 29,741.75 : x - Step 2: Convert to fraction form
83,046.11/124,571.09 = 29,741.75/x - Step 3: Cross multiply
83,046.11x = 124,571.09 × 29,741.75 - Step 4: Simplify right side
83,046.11x = 3,704,961,667.51 - Step 5: Solve for x
x = 3,704,961,667.51/83,046.11 - Step 6: Final answer
x = 44,613.31
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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.