Finding the Fourth Proportional to 201,359.69, 277,869.26 and 110,715.02
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Solution
The fourth proportional to 201,359.69, 277,869.26 and 110,715.02 is: 152,782.82
Step by Step Solution
- Step 1: Write the proportion equation
201,359.69 : 277,869.26 = 110,715.02 : x - Step 2: Convert to fraction form
201,359.69/277,869.26 = 110,715.02/x - Step 3: Cross multiply
201,359.69x = 277,869.26 × 110,715.02 - Step 4: Simplify right side
201,359.69x = 30,764,300,678.29 - Step 5: Solve for x
x = 30,764,300,678.29/201,359.69 - Step 6: Final answer
x = 152,782.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.