Finding the Fourth Proportional to 212,109.14, 318,163.80 and 62,349.44
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Solution
The fourth proportional to 212,109.14, 318,163.80 and 62,349.44 is: 93,524.19
Step by Step Solution
- Step 1: Write the proportion equation
212,109.14 : 318,163.80 = 62,349.44 : x - Step 2: Convert to fraction form
212,109.14/318,163.80 = 62,349.44/x - Step 3: Cross multiply
212,109.14x = 318,163.80 × 62,349.44 - Step 4: Simplify right side
212,109.14x = 19,837,334,758.27 - Step 5: Solve for x
x = 19,837,334,758.27/212,109.14 - Step 6: Final answer
x = 93,524.19
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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.