Finding the Fourth Proportional to 127,882.00, 191,855.57 and 37,927.99
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Solution
The fourth proportional to 127,882.00, 191,855.57 and 37,927.99 is: 56,901.65
Step by Step Solution
- Step 1: Write the proportion equation
127,882.00 : 191,855.57 = 37,927.99 : x - Step 2: Convert to fraction form
127,882.00/191,855.57 = 37,927.99/x - Step 3: Cross multiply
127,882.00x = 191,855.57 × 37,927.99 - Step 4: Simplify right side
127,882.00x = 7,276,696,475.04 - Step 5: Solve for x
x = 7,276,696,475.04/127,882.00 - Step 6: Final answer
x = 56,901.65
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1.5x scale
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.