Finding the Fourth Proportional to 92,881.44, 139,343.34 and 33,717.09
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Solution
The fourth proportional to 92,881.44, 139,343.34 and 33,717.09 is: 50,583.32
Step by Step Solution
- Step 1: Write the proportion equation
92,881.44 : 139,343.34 = 33,717.09 : x - Step 2: Convert to fraction form
92,881.44/139,343.34 = 33,717.09/x - Step 3: Cross multiply
92,881.44x = 139,343.34 × 33,717.09 - Step 4: Simplify right side
92,881.44x = 4,698,251,935.68 - Step 5: Solve for x
x = 4,698,251,935.68/92,881.44 - Step 6: Final answer
x = 50,583.32
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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.