Finding the Fourth Proportional to 150,792.48, 207,910.76 and 130,337.68
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Solution
The fourth proportional to 150,792.48, 207,910.76 and 130,337.68 is: 179,707.94
Step by Step Solution
- Step 1: Write the proportion equation
150,792.48 : 207,910.76 = 130,337.68 : x - Step 2: Convert to fraction form
150,792.48/207,910.76 = 130,337.68/x - Step 3: Cross multiply
150,792.48x = 207,910.76 × 130,337.68 - Step 4: Simplify right side
150,792.48x = 27,098,606,105.44 - Step 5: Solve for x
x = 27,098,606,105.44/150,792.48 - Step 6: Final answer
x = 179,707.94
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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.