Finding the Fourth Proportional to 202,722.83, 304,235.71 and 76,487.57
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Solution
The fourth proportional to 202,722.83, 304,235.71 and 76,487.57 is: 114,788.50
Step by Step Solution
- Step 1: Write the proportion equation
202,722.83 : 304,235.71 = 76,487.57 : x - Step 2: Convert to fraction form
202,722.83/304,235.71 = 76,487.57/x - Step 3: Cross multiply
202,722.83x = 304,235.71 × 76,487.57 - Step 4: Simplify right side
202,722.83x = 23,270,248,452.73 - Step 5: Solve for x
x = 23,270,248,452.73/202,722.83 - Step 6: Final answer
x = 114,788.50
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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.