Finding the Fourth Proportional to 175,855.21, 263,807.42 and 57,502.96
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Solution
The fourth proportional to 175,855.21, 263,807.42 and 57,502.96 is: 86,262.49
Step by Step Solution
- Step 1: Write the proportion equation
175,855.21 : 263,807.42 = 57,502.96 : x - Step 2: Convert to fraction form
175,855.21/263,807.42 = 57,502.96/x - Step 3: Cross multiply
175,855.21x = 263,807.42 × 57,502.96 - Step 4: Simplify right side
175,855.21x = 15,169,707,519.96 - Step 5: Solve for x
x = 15,169,707,519.96/175,855.21 - Step 6: Final answer
x = 86,262.49
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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.