Finding the Fourth Proportional to 92,446.94, 138,670.11 and 22,326.26
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Solution
The fourth proportional to 92,446.94, 138,670.11 and 22,326.26 is: 33,489.31
Step by Step Solution
- Step 1: Write the proportion equation
92,446.94 : 138,670.11 = 22,326.26 : x - Step 2: Convert to fraction form
92,446.94/138,670.11 = 22,326.26/x - Step 3: Cross multiply
92,446.94x = 138,670.11 × 22,326.26 - Step 4: Simplify right side
92,446.94x = 3,095,984,236.74 - Step 5: Solve for x
x = 3,095,984,236.74/92,446.94 - Step 6: Final answer
x = 33,489.31
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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.