Finding the Fourth Proportional to 212,437.30, 318,546.14 and 62,658.48
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Solution
The fourth proportional to 212,437.30, 318,546.14 and 62,658.48 is: 93,955.33
Step by Step Solution
- Step 1: Write the proportion equation
212,437.30 : 318,546.14 = 62,658.48 : x - Step 2: Convert to fraction form
212,437.30/318,546.14 = 62,658.48/x - Step 3: Cross multiply
212,437.30x = 318,546.14 × 62,658.48 - Step 4: Simplify right side
212,437.30x = 19,959,616,942.27 - Step 5: Solve for x
x = 19,959,616,942.27/212,437.30 - Step 6: Final answer
x = 93,955.33
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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.