Finding the Fourth Proportional to 212,431.14, 318,648.51 and 62,674.02
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Solution
The fourth proportional to 212,431.14, 318,648.51 and 62,674.02 is: 94,011.56
Step by Step Solution
- Step 1: Write the proportion equation
212,431.14 : 318,648.51 = 62,674.02 : x - Step 2: Convert to fraction form
212,431.14/318,648.51 = 62,674.02/x - Step 3: Cross multiply
212,431.14x = 318,648.51 × 62,674.02 - Step 4: Simplify right side
212,431.14x = 19,970,983,088.71 - Step 5: Solve for x
x = 19,970,983,088.71/212,431.14 - Step 6: Final answer
x = 94,011.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.