Finding the Fourth Proportional to 155,668.26, 233,576.21 and 92,612.95
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Solution
The fourth proportional to 155,668.26, 233,576.21 and 92,612.95 is: 138,963.34
Step by Step Solution
- Step 1: Write the proportion equation
155,668.26 : 233,576.21 = 92,612.95 : x - Step 2: Convert to fraction form
155,668.26/233,576.21 = 92,612.95/x - Step 3: Cross multiply
155,668.26x = 233,576.21 × 92,612.95 - Step 4: Simplify right side
155,668.26x = 21,632,181,857.92 - Step 5: Solve for x
x = 21,632,181,857.92/155,668.26 - Step 6: Final answer
x = 138,963.34
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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.