Finding the Fourth Proportional to 127,614.99, 191,366.97 and 38,847.71
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Solution
The fourth proportional to 127,614.99, 191,366.97 and 38,847.71 is: 58,254.66
Step by Step Solution
- Step 1: Write the proportion equation
127,614.99 : 191,366.97 = 38,847.71 : x - Step 2: Convert to fraction form
127,614.99/191,366.97 = 38,847.71/x - Step 3: Cross multiply
127,614.99x = 191,366.97 × 38,847.71 - Step 4: Simplify right side
127,614.99x = 7,434,167,597.30 - Step 5: Solve for x
x = 7,434,167,597.30/127,614.99 - Step 6: Final answer
x = 58,254.66
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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.