Finding the Fourth Proportional to 192,800.48, 288,697.68 and 155,154.92
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Solution
The fourth proportional to 192,800.48, 288,697.68 and 155,154.92 is: 232,327.56
Step by Step Solution
- Step 1: Write the proportion equation
192,800.48 : 288,697.68 = 155,154.92 : x - Step 2: Convert to fraction form
192,800.48/288,697.68 = 155,154.92/x - Step 3: Cross multiply
192,800.48x = 288,697.68 × 155,154.92 - Step 4: Simplify right side
192,800.48x = 44,792,865,444.59 - Step 5: Solve for x
x = 44,792,865,444.59/192,800.48 - Step 6: Final answer
x = 232,327.56
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1.5x scale
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.