Finding the Fourth Proportional to 212,446.87, 318,724.98 and 62,681.11
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Solution
The fourth proportional to 212,446.87, 318,724.98 and 62,681.11 is: 94,037.80
Step by Step Solution
- Step 1: Write the proportion equation
212,446.87 : 318,724.98 = 62,681.11 : x - Step 2: Convert to fraction form
212,446.87/318,724.98 = 62,681.11/x - Step 3: Cross multiply
212,446.87x = 318,724.98 × 62,681.11 - Step 4: Simplify right side
212,446.87x = 19,978,035,531.13 - Step 5: Solve for x
x = 19,978,035,531.13/212,446.87 - Step 6: Final answer
x = 94,037.80
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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.