Finding the Fourth Proportional to 235,126.60, 352,578.62 and 91,099.88
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Solution
The fourth proportional to 235,126.60, 352,578.62 and 91,099.88 is: 136,606.70
Step by Step Solution
- Step 1: Write the proportion equation
235,126.60 : 352,578.62 = 91,099.88 : x - Step 2: Convert to fraction form
235,126.60/352,578.62 = 91,099.88/x - Step 3: Cross multiply
235,126.60x = 352,578.62 × 91,099.88 - Step 4: Simplify right side
235,126.60x = 32,119,869,972.57 - Step 5: Solve for x
x = 32,119,869,972.57/235,126.60 - Step 6: Final answer
x = 136,606.70
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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.