Finding the Fourth Proportional to 134,996.70, 202,203.45 and 111,668.70
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Solution
The fourth proportional to 134,996.70, 202,203.45 and 111,668.70 is: 167,261.84
Step by Step Solution
- Step 1: Write the proportion equation
134,996.70 : 202,203.45 = 111,668.70 : x - Step 2: Convert to fraction form
134,996.70/202,203.45 = 111,668.70/x - Step 3: Cross multiply
134,996.70x = 202,203.45 × 111,668.70 - Step 4: Simplify right side
134,996.70x = 22,579,796,397.02 - Step 5: Solve for x
x = 22,579,796,397.02/134,996.70 - Step 6: Final answer
x = 167,261.84
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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.