Finding the Fourth Proportional to 192,449.01, 288,590.99 and 66,101.97
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Solution
The fourth proportional to 192,449.01, 288,590.99 and 66,101.97 is: 99,124.61
Step by Step Solution
- Step 1: Write the proportion equation
192,449.01 : 288,590.99 = 66,101.97 : x - Step 2: Convert to fraction form
192,449.01/288,590.99 = 66,101.97/x - Step 3: Cross multiply
192,449.01x = 288,590.99 × 66,101.97 - Step 4: Simplify right side
192,449.01x = 19,076,432,632.74 - Step 5: Solve for x
x = 19,076,432,632.74/192,449.01 - Step 6: Final answer
x = 99,124.61
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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.