Finding the Fourth Proportional to 221,661.70, 332,395.35 and 88,497.70
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Solution
The fourth proportional to 221,661.70, 332,395.35 and 88,497.70 is: 132,707.74
Step by Step Solution
- Step 1: Write the proportion equation
221,661.70 : 332,395.35 = 88,497.70 : x - Step 2: Convert to fraction form
221,661.70/332,395.35 = 88,497.70/x - Step 3: Cross multiply
221,661.70x = 332,395.35 × 88,497.70 - Step 4: Simplify right side
221,661.70x = 29,416,223,965.70 - Step 5: Solve for x
x = 29,416,223,965.70/221,661.70 - Step 6: Final answer
x = 132,707.74
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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.