Finding the Fourth Proportional to 212,069.66, 318,155.21 and 62,306.63
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Solution
The fourth proportional to 212,069.66, 318,155.21 and 62,306.63 is: 93,474.84
Step by Step Solution
- Step 1: Write the proportion equation
212,069.66 : 318,155.21 = 62,306.63 : x - Step 2: Convert to fraction form
212,069.66/318,155.21 = 62,306.63/x - Step 3: Cross multiply
212,069.66x = 318,155.21 × 62,306.63 - Step 4: Simplify right side
212,069.66x = 19,823,177,049.73 - Step 5: Solve for x
x = 19,823,177,049.73/212,069.66 - Step 6: Final answer
x = 93,474.84
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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.