Finding the Fourth Proportional to 201,860.80, 302,353.80 and 166,868.80
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Solution
The fourth proportional to 201,860.80, 302,353.80 and 166,868.80 is: 249,941.62
Step by Step Solution
- Step 1: Write the proportion equation
201,860.80 : 302,353.80 = 166,868.80 : x - Step 2: Convert to fraction form
201,860.80/302,353.80 = 166,868.80/x - Step 3: Cross multiply
201,860.80x = 302,353.80 × 166,868.80 - Step 4: Simplify right side
201,860.80x = 50,453,415,781.44 - Step 5: Solve for x
x = 50,453,415,781.44/201,860.80 - Step 6: Final answer
x = 249,941.62
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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.