Finding the Fourth Proportional to 97,290.81, 145,936.62 and 27,169.92
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Solution
The fourth proportional to 97,290.81, 145,936.62 and 27,169.92 is: 40,754.99
Step by Step Solution
- Step 1: Write the proportion equation
97,290.81 : 145,936.62 = 27,169.92 : x - Step 2: Convert to fraction form
97,290.81/145,936.62 = 27,169.92/x - Step 3: Cross multiply
97,290.81x = 145,936.62 × 27,169.92 - Step 4: Simplify right side
97,290.81x = 3,965,086,290.47 - Step 5: Solve for x
x = 3,965,086,290.47/97,290.81 - Step 6: Final answer
x = 40,754.99
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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.