Finding the Fourth Proportional to 221,461.70, 332,138.55 and 63,673.70
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Solution
The fourth proportional to 221,461.70, 332,138.55 and 63,673.70 is: 95,495.02
Step by Step Solution
- Step 1: Write the proportion equation
221,461.70 : 332,138.55 = 63,673.70 : x - Step 2: Convert to fraction form
221,461.70/332,138.55 = 63,673.70/x - Step 3: Cross multiply
221,461.70x = 332,138.55 × 63,673.70 - Step 4: Simplify right side
221,461.70x = 21,148,490,391.14 - Step 5: Solve for x
x = 21,148,490,391.14/221,461.70 - Step 6: Final answer
x = 95,495.02
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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.