Finding the Fourth Proportional to 212,321.82, 318,447.98 and 62,527.13
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Solution
The fourth proportional to 212,321.82, 318,447.98 and 62,527.13 is: 93,780.45
Step by Step Solution
- Step 1: Write the proportion equation
212,321.82 : 318,447.98 = 62,527.13 : x - Step 2: Convert to fraction form
212,321.82/318,447.98 = 62,527.13/x - Step 3: Cross multiply
212,321.82x = 318,447.98 × 62,527.13 - Step 4: Simplify right side
212,321.82x = 19,911,636,651.46 - Step 5: Solve for x
x = 19,911,636,651.46/212,321.82 - Step 6: Final answer
x = 93,780.45
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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.