Finding the Fourth Proportional to 200,958.62, 277,321.80 and 110,316.12
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Solution
The fourth proportional to 200,958.62, 277,321.80 and 110,316.12 is: 152,235.65
Step by Step Solution
- Step 1: Write the proportion equation
200,958.62 : 277,321.80 = 110,316.12 : x - Step 2: Convert to fraction form
200,958.62/277,321.80 = 110,316.12/x - Step 3: Cross multiply
200,958.62x = 277,321.80 × 110,316.12 - Step 4: Simplify right side
200,958.62x = 30,593,064,967.42 - Step 5: Solve for x
x = 30,593,064,967.42/200,958.62 - Step 6: Final answer
x = 152,235.65
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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.