Finding the Fourth Proportional to 232,286.10, 348,396.34 and 74,494.05
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Solution
The fourth proportional to 232,286.10, 348,396.34 and 74,494.05 is: 111,730.55
Step by Step Solution
- Step 1: Write the proportion equation
232,286.10 : 348,396.34 = 74,494.05 : x - Step 2: Convert to fraction form
232,286.10/348,396.34 = 74,494.05/x - Step 3: Cross multiply
232,286.10x = 348,396.34 × 74,494.05 - Step 4: Simplify right side
232,286.10x = 25,953,454,371.78 - Step 5: Solve for x
x = 25,953,454,371.78/232,286.10 - Step 6: Final answer
x = 111,730.55
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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.