Finding the Fourth Proportional to 203,277.12, 304,860.60 and 84,923.70
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Solution
The fourth proportional to 203,277.12, 304,860.60 and 84,923.70 is: 127,362.54
Step by Step Solution
- Step 1: Write the proportion equation
203,277.12 : 304,860.60 = 84,923.70 : x - Step 2: Convert to fraction form
203,277.12/304,860.60 = 84,923.70/x - Step 3: Cross multiply
203,277.12x = 304,860.60 × 84,923.70 - Step 4: Simplify right side
203,277.12x = 25,889,890,136.22 - Step 5: Solve for x
x = 25,889,890,136.22/203,277.12 - Step 6: Final answer
x = 127,362.54
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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.