Finding the Fourth Proportional to 140,605.44, 194,126.04 and 125,472.08
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Solution
The fourth proportional to 140,605.44, 194,126.04 and 125,472.08 is: 173,232.26
Step by Step Solution
- Step 1: Write the proportion equation
140,605.44 : 194,126.04 = 125,472.08 : x - Step 2: Convert to fraction form
140,605.44/194,126.04 = 125,472.08/x - Step 3: Cross multiply
140,605.44x = 194,126.04 × 125,472.08 - Step 4: Simplify right side
140,605.44x = 24,357,398,020.96 - Step 5: Solve for x
x = 24,357,398,020.96/140,605.44 - Step 6: Final answer
x = 173,232.26
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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.