Finding the Fourth Proportional to 221,415.70, 332,069.55 and 63,627.70
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Solution
The fourth proportional to 221,415.70, 332,069.55 and 63,627.70 is: 95,426.03
Step by Step Solution
- Step 1: Write the proportion equation
221,415.70 : 332,069.55 = 63,627.70 : x - Step 2: Convert to fraction form
221,415.70/332,069.55 = 63,627.70/x - Step 3: Cross multiply
221,415.70x = 332,069.55 × 63,627.70 - Step 4: Simplify right side
221,415.70x = 21,128,821,706.54 - Step 5: Solve for x
x = 21,128,821,706.54/221,415.70 - Step 6: Final answer
x = 95,426.03
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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.