Finding the Fourth Proportional to 68,239.62, 102,371.58 and 23,258.48
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Solution
The fourth proportional to 68,239.62, 102,371.58 and 23,258.48 is: 34,891.85
Step by Step Solution
- Step 1: Write the proportion equation
68,239.62 : 102,371.58 = 23,258.48 : x - Step 2: Convert to fraction form
68,239.62/102,371.58 = 23,258.48/x - Step 3: Cross multiply
68,239.62x = 102,371.58 × 23,258.48 - Step 4: Simplify right side
68,239.62x = 2,381,006,834.14 - Step 5: Solve for x
x = 2,381,006,834.14/68,239.62 - Step 6: Final answer
x = 34,891.85
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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.