Finding the Fourth Proportional to 221,691.26, 332,586.09 and 63,907.40
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Solution
The fourth proportional to 221,691.26, 332,586.09 and 63,907.40 is: 95,875.28
Step by Step Solution
- Step 1: Write the proportion equation
221,691.26 : 332,586.09 = 63,907.40 : x - Step 2: Convert to fraction form
221,691.26/332,586.09 = 63,907.40/x - Step 3: Cross multiply
221,691.26x = 332,586.09 × 63,907.40 - Step 4: Simplify right side
221,691.26x = 21,254,712,288.07 - Step 5: Solve for x
x = 21,254,712,288.07/221,691.26 - Step 6: Final answer
x = 95,875.28
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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.