Finding the Fourth Proportional to 201,868.80, 302,365.80 and 166,876.80
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Solution
The fourth proportional to 201,868.80, 302,365.80 and 166,876.80 is: 249,953.62
Step by Step Solution
- Step 1: Write the proportion equation
201,868.80 : 302,365.80 = 166,876.80 : x - Step 2: Convert to fraction form
201,868.80/302,365.80 = 166,876.80/x - Step 3: Cross multiply
201,868.80x = 302,365.80 × 166,876.80 - Step 4: Simplify right side
201,868.80x = 50,457,837,133.44 - Step 5: Solve for x
x = 50,457,837,133.44/201,868.80 - Step 6: Final answer
x = 249,953.62
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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.