Finding the Fourth Proportional to 212,433.96, 318,541.16 and 62,655.18
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Solution
The fourth proportional to 212,433.96, 318,541.16 and 62,655.18 is: 93,950.39
Step by Step Solution
- Step 1: Write the proportion equation
212,433.96 : 318,541.16 = 62,655.18 : x - Step 2: Convert to fraction form
212,433.96/318,541.16 = 62,655.18/x - Step 3: Cross multiply
212,433.96x = 318,541.16 × 62,655.18 - Step 4: Simplify right side
212,433.96x = 19,958,253,717.21 - Step 5: Solve for x
x = 19,958,253,717.21/212,433.96 - Step 6: Final answer
x = 93,950.39
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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.