Finding the Fourth Proportional to 192,491.99, 288,641.61 and 59,354.94
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Solution
The fourth proportional to 192,491.99, 288,641.61 and 59,354.94 is: 89,002.70
Step by Step Solution
- Step 1: Write the proportion equation
192,491.99 : 288,641.61 = 59,354.94 : x - Step 2: Convert to fraction form
192,491.99/288,641.61 = 59,354.94/x - Step 3: Cross multiply
192,491.99x = 288,641.61 × 59,354.94 - Step 4: Simplify right side
192,491.99x = 17,132,306,525.46 - Step 5: Solve for x
x = 17,132,306,525.46/192,491.99 - Step 6: Final answer
x = 89,002.70
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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.