Finding the Fourth Proportional to 200,392.84, 276,542.04 and 110,968.84
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Solution
The fourth proportional to 200,392.84, 276,542.04 and 110,968.84 is: 153,136.96
Step by Step Solution
- Step 1: Write the proportion equation
200,392.84 : 276,542.04 = 110,968.84 : x - Step 2: Convert to fraction form
200,392.84/276,542.04 = 110,968.84/x - Step 3: Cross multiply
200,392.84x = 276,542.04 × 110,968.84 - Step 4: Simplify right side
200,392.84x = 30,687,549,390.03 - Step 5: Solve for x
x = 30,687,549,390.03/200,392.84 - Step 6: Final answer
x = 153,136.96
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1.5x scale
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.