Finding the Fourth Proportional to 177,917.50, 245,518.92 and 106,336.99
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Solution
The fourth proportional to 177,917.50, 245,518.92 and 106,336.99 is: 146,740.73
Step by Step Solution
- Step 1: Write the proportion equation
177,917.50 : 245,518.92 = 106,336.99 : x - Step 2: Convert to fraction form
177,917.50/245,518.92 = 106,336.99/x - Step 3: Cross multiply
177,917.50x = 245,518.92 × 106,336.99 - Step 4: Simplify right side
177,917.50x = 26,107,742,940.85 - Step 5: Solve for x
x = 26,107,742,940.85/177,917.50 - Step 6: Final answer
x = 146,740.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.