Finding the Fourth Proportional to 97,716.21, 146,352.84 and 76,524.18
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Solution
The fourth proportional to 97,716.21, 146,352.84 and 76,524.18 is: 114,612.83
Step by Step Solution
- Step 1: Write the proportion equation
97,716.21 : 146,352.84 = 76,524.18 : x - Step 2: Convert to fraction form
97,716.21/146,352.84 = 76,524.18/x - Step 3: Cross multiply
97,716.21x = 146,352.84 × 76,524.18 - Step 4: Simplify right side
97,716.21x = 11,199,531,071.67 - Step 5: Solve for x
x = 11,199,531,071.67/97,716.21 - Step 6: Final answer
x = 114,612.83
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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.