Finding the Fourth Proportional to 161,672.14, 242,537.64 and 55,050.65
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Solution
The fourth proportional to 161,672.14, 242,537.64 and 55,050.65 is: 82,585.99
Step by Step Solution
- Step 1: Write the proportion equation
161,672.14 : 242,537.64 = 55,050.65 : x - Step 2: Convert to fraction form
161,672.14/242,537.64 = 55,050.65/x - Step 3: Cross multiply
161,672.14x = 242,537.64 × 55,050.65 - Step 4: Simplify right side
161,672.14x = 13,351,854,221.85 - Step 5: Solve for x
x = 13,351,854,221.85/161,672.14 - Step 6: Final answer
x = 82,585.99
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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.