Finding the Fourth Proportional to 136,424.00, 204,723.55 and 91,496.07
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Solution
The fourth proportional to 136,424.00, 204,723.55 and 91,496.07 is: 137,302.82
Step by Step Solution
- Step 1: Write the proportion equation
136,424.00 : 204,723.55 = 91,496.07 : x - Step 2: Convert to fraction form
136,424.00/204,723.55 = 91,496.07/x - Step 3: Cross multiply
136,424.00x = 204,723.55 × 91,496.07 - Step 4: Simplify right side
136,424.00x = 18,731,400,087.93 - Step 5: Solve for x
x = 18,731,400,087.93/136,424.00 - Step 6: Final answer
x = 137,302.82
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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.