Finding the Fourth Proportional to 101,915.05, 152,883.05 and 27,035.28
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Solution
The fourth proportional to 101,915.05, 152,883.05 and 27,035.28 is: 40,555.70
Step by Step Solution
- Step 1: Write the proportion equation
101,915.05 : 152,883.05 = 27,035.28 : x - Step 2: Convert to fraction form
101,915.05/152,883.05 = 27,035.28/x - Step 3: Cross multiply
101,915.05x = 152,883.05 × 27,035.28 - Step 4: Simplify right side
101,915.05x = 4,133,236,064.00 - Step 5: Solve for x
x = 4,133,236,064.00/101,915.05 - Step 6: Final answer
x = 40,555.70
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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.