Finding the Fourth Proportional to 221,237.70, 332,029.35 and 102,923.70
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Solution
The fourth proportional to 221,237.70, 332,029.35 and 102,923.70 is: 154,465.94
Step by Step Solution
- Step 1: Write the proportion equation
221,237.70 : 332,029.35 = 102,923.70 : x - Step 2: Convert to fraction form
221,237.70/332,029.35 = 102,923.70/x - Step 3: Cross multiply
221,237.70x = 332,029.35 × 102,923.70 - Step 4: Simplify right side
221,237.70x = 34,173,689,210.60 - Step 5: Solve for x
x = 34,173,689,210.60/221,237.70 - Step 6: Final answer
x = 154,465.94
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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.