Finding the Fourth Proportional to 212,083.96, 318,125.76 and 62,327.92
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Solution
The fourth proportional to 212,083.96, 318,125.76 and 62,327.92 is: 93,491.83
Step by Step Solution
- Step 1: Write the proportion equation
212,083.96 : 318,125.76 = 62,327.92 : x - Step 2: Convert to fraction form
212,083.96/318,125.76 = 62,327.92/x - Step 3: Cross multiply
212,083.96x = 318,125.76 × 62,327.92 - Step 4: Simplify right side
212,083.96x = 19,828,116,919.22 - Step 5: Solve for x
x = 19,828,116,919.22/212,083.96 - Step 6: Final answer
x = 93,491.83
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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.