Finding the Fourth Proportional to 92,326.62, 138,491.06 and 33,162.26
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Solution
The fourth proportional to 92,326.62, 138,491.06 and 33,162.26 is: 49,743.79
Step by Step Solution
- Step 1: Write the proportion equation
92,326.62 : 138,491.06 = 33,162.26 : x - Step 2: Convert to fraction form
92,326.62/138,491.06 = 33,162.26/x - Step 3: Cross multiply
92,326.62x = 138,491.06 × 33,162.26 - Step 4: Simplify right side
92,326.62x = 4,592,675,681.13 - Step 5: Solve for x
x = 4,592,675,681.13/92,326.62 - Step 6: Final answer
x = 49,743.79
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1.5x scale
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.